Get-AzOperationalInsightsSavedSearchResults Saved search result not supported for the new query language

## Description
It looks like Get-AzOperationalInsightsSavedSearchResults does not support Kusto
Getting the following error:
Saved search result not supported for the new query language.
Similar issues:
#4548
#7144

## Steps to reproduce

Write a query in Azure Log Analytics with Kusto
Save a query in portal
Run command similar to the one below

```powershell
$Parameters = @{
ResourceGroupName = defaultresourcegroup-eus
WorkspaceName = 'AzureSentinel-0d1b2858-9d41-44a4-aa88-5255dacf106f'
SavedSearchId = 'sharepointeventsyesterday-adef6535-1c67-4212-8a01-5fb8e543e36c'
}
Get-AzOperationalInsightsSavedSearchResults @Parameters
```

## Environment data

```
Name Value
---- -----
PSVersion 5.1.17134.590
PSEdition Desktop
PSCompatibleVersions {1.0, 2.0, 3.0, 4.0...}
BuildVersion 10.0.17134.590
CLRVersion 4.0.30319.42000
WSManStackVersion 3.0
PSRemotingProtocolVersion 2.3
SerializationVersion 1.1.0.1

```

## Module versions

```powershell

Directory: C:\Program Files\WindowsPowerShell\Modules

ModuleType Version Name ExportedCommands
---------- ------- ---- ----------------
Script 1.4.0 Az.Accounts {Disable-AzDataCollection, Disable-AzContextAutosave, Enab...
Script 1.0.1 Az.Aks {Get-AzAks, New-AzAks, Remove-AzAks, Import-AzAksCredentia...
Script 1.0.2 Az.AnalysisServices {Resume-AzAnalysisServicesServer, Suspend-AzAnalysisServic...
Script 1.0.0 Az.ApiManagement {Add-AzApiManagementRegion, Get-AzApiManagementSsoToken, N...
Script 1.0.0 Az.ApplicationInsights {Get-AzApplicationInsights, New-AzApplicationInsights, Rem...
Script 1.1.2 Az.Automation {Get-AzAutomationHybridWorkerGroup, Remove-AzAutomationHyb...
Script 1.0.0 Az.Batch {Remove-AzBatchAccount, Get-AzBatchAccount, Get-AzBatchAcc...
Script 1.0.0 Az.Billing {Get-AzBillingInvoice, Get-AzBillingPeriod, Get-AzEnrollme...
Script 1.1.0 Az.Cdn {Get-AzCdnProfile, Get-AzCdnProfileSsoUrl, New-AzCdnProfil...
Script 1.0.1 Az.CognitiveServices {Get-AzCognitiveServicesAccount, Get-AzCognitiveServicesAc...
Script 1.5.0 Az.Compute {Remove-AzAvailabilitySet, Get-AzAvailabilitySet, New-AzAv...
Script 1.0.0 Az.ContainerInstance {New-AzContainerGroup, Get-AzContainerGroup, Remove-AzCont...
Script 1.0.1 Az.ContainerRegistry {New-AzContainerRegistry, Get-AzContainerRegistry, Update-...
Script 1.0.2 Az.DataFactory {Set-AzDataFactoryV2, Update-AzDataFactoryV2, Get-AzDataFa...
Script 1.0.0 Az.DataLakeAnalytics {Get-AzDataLakeAnalyticsDataSource, New-AzDataLakeAnalytic...
Script 1.1.0 Az.DataLakeStore {Get-AzDataLakeStoreTrustedIdProvider, Remove-AzDataLakeSt...
Script 1.0.0 Az.DevTestLabs {Get-AzDtlAllowedVMSizesPolicy, Get-AzDtlAutoShutdownPolic...
Script 1.0.0 Az.Dns {Get-AzDnsRecordSet, New-AzDnsRecordConfig, Remove-AzDnsRe...
Script 1.1.0 Az.EventGrid {New-AzEventGridTopic, Get-AzEventGridTopic, Set-AzEventGr...
Script 1.0.1 Az.EventHub {New-AzEventHubNamespace, Get-AzEventHubNamespace, Set-AzE...
Script 1.0.0 Az.HDInsight {Get-AzHDInsightJob, New-AzHDInsightSqoopJobDefinition, Wa...
Script 1.0.2 Az.IotHub {Add-AzIotHubKey, Get-AzIotHubEventHubConsumerGroup, Get-A...
Script 1.0.2 Az.KeyVault {Add-AzKeyVaultCertificate, Update-AzKeyVaultCertificate, ...
Script 1.2.1 Az.LogicApp {Get-AzIntegrationAccountAgreement, Get-AzIntegrationAccou...
Script 1.0.0 Az.MachineLearning {Move-AzMlCommitmentAssociation, Get-AzMlCommitmentAssocia...
Script 1.0.0 Az.MarketplaceOrdering {Get-AzMarketplaceTerms, Set-AzMarketplaceTerms}
Script 1.0.0 Az.Media {Sync-AzMediaServiceStorageKeys, Set-AzMediaServiceKey, Ge...
Script 1.0.1 Az.Monitor {Get-AzMetricDefinition, Get-AzMetric, Remove-AzLogProfile...
Script 1.3.0 Az.Network {Add-AzApplicationGatewayAuthenticationCertificate, Get-Az...
Script 1.0.0 Az.NotificationHubs {Get-AzNotificationHub, Get-AzNotificationHubAuthorization...
Script 1.1.0 Az.OperationalInsights {New-AzOperationalInsightsAzureActivityLogDataSource, New-...
Script 1.0.0 Az.PolicyInsights {Get-AzPolicyEvent, Get-AzPolicyState, Get-AzPolicyStateSu...
Script 1.0.0 Az.PowerBIEmbedded {Remove-AzPowerBIWorkspaceCollection, Get-AzPowerBIWorkspa...
Script 1.1.0 Az.RecoveryServices {Get-AzRecoveryServicesBackupProperty, Get-AzRecoveryServi...
Script 1.0.0 Az.RedisCache {Remove-AzRedisCachePatchSchedule, New-AzRedisCacheSchedul...
Script 1.0.0 Az.Relay {New-AzRelayNamespace, Get-AzRelayNamespace, Set-AzRelayNa...
Script 1.2.0 Az.Resources {Get-AzProviderOperation, Remove-AzRoleAssignment, Get-AzR...
Script 1.0.0 Az.ServiceBus {New-AzServiceBusNamespace, Get-AzServiceBusNamespace, Set...
Script 1.0.1 Az.ServiceFabric {Add-AzServiceFabricApplicationCertificate, Add-AzServiceF...
Script 1.0.2 Az.SignalR {New-AzSignalR, Get-AzSignalR, Get-AzSignalRKey, New-AzSig...
Script 1.5.0 Az.Sql {Get-AzSqlDatabaseTransparentDataEncryption, Get-AzSqlData...
Script 1.0.3 Az.Storage {Get-AzStorageAccount, Get-AzStorageAccountKey, New-AzStor...
Script 1.0.0 Az.StreamAnalytics {Get-AzStreamAnalyticsFunction, Get-AzStreamAnalyticsDefau...
Script 1.0.1 Az.TrafficManager {Add-AzTrafficManagerCustomHeaderToEndpoint, Remove-AzTraf...
Script 1.1.1 Az.Websites {Get-AzAppServicePlan, Set-AzAppServicePlan, New-AzAppServ...

```

## Debug output

```
DEBUG: 7:12:29 PM - GetAzureOperationalInsightsSavedSearchResultsCommand begin processing with ParameterSet
'__AllParameterSets'.
DEBUG: 7:12:29 PM - using account id 'yuriy.samorodov@veeam.com'...
DEBUG: [Common.Authentication]: Authenticating using Account: 'yuriy.samorodov@veeam.com', environment: 'AzureCloud',
tenant: 'ba07baab-431b-49ed-add7-cbc3542f5140'
DEBUG: [ADAL]: Information: 3/25/2019 4:12:29 PM: ac7ed493-759e-4db0-96fb-56742fd57547 - AcquireTokenHandlerBase.cs:
=== Token Acquisition started:
Authority: https://login.microsoftonline.com/ba07baab-431b-49ed-add7-cbc3542f5140/
Resource: https://management.core.windows.net/
ClientId: 1950a258-227b-4e31-a9cf-717495945fc2
CacheType: null
Authentication Target: User

DEBUG: [ADAL]: Information: 3/25/2019 4:12:29 PM: - TokenCache.cs: Deserialized 6 items to token cache.
DEBUG: [ADAL]: Verbose: 3/25/2019 4:12:29 PM: ac7ed493-759e-4db0-96fb-56742fd57547 - TokenCache.cs: Looking up cache
for a token...
DEBUG: [ADAL]: Information: 3/25/2019 4:12:29 PM: ac7ed493-759e-4db0-96fb-56742fd57547 - TokenCache.cs: An item
matching the requested resource was found in the cache
DEBUG: [ADAL]: Information: 3/25/2019 4:12:29 PM: ac7ed493-759e-4db0-96fb-56742fd57547 - TokenCache.cs: 59.93311216
minutes left until token in cache expires
DEBUG: [ADAL]: Information: 3/25/2019 4:12:29 PM: ac7ed493-759e-4db0-96fb-56742fd57547 - TokenCache.cs: A matching item
(access token or refresh token or both) was found in the cache
DEBUG: [ADAL]: Information: 3/25/2019 4:12:29 PM: ac7ed493-759e-4db0-96fb-56742fd57547 - AcquireTokenHandlerBase.cs:
=== Token Acquisition finished successfully. An access token was retuned:
Access Token Hash: Hx6OqEqueF4AR0O/P7vwM7zxaePlUfD1e1qiVf4xkeY=
Expiration Time: 3/25/2019 5:12:25 PM +00:00
User Hash: 5+HHqiFghPJXbsLBYwc0nCQI4oWH2RGnDcUT8/UwJJA=

DEBUG: [ADAL]: Information: 3/25/2019 4:12:29 PM: b75e5b21-1ee6-4da4-add4-41b99548d55e - AcquireTokenHandlerBase.cs:
=== Token Acquisition started:
Authority: https://login.microsoftonline.com/ba07baab-431b-49ed-add7-cbc3542f5140/
Resource: https://management.core.windows.net/
ClientId: 1950a258-227b-4e31-a9cf-717495945fc2
CacheType: null
Authentication Target: User

DEBUG: [ADAL]: Information: 3/25/2019 4:12:29 PM: - TokenCache.cs: Deserialized 6 items to token cache.
DEBUG: [ADAL]: Verbose: 3/25/2019 4:12:29 PM: b75e5b21-1ee6-4da4-add4-41b99548d55e - TokenCache.cs: Looking up cache
for a token...
DEBUG: [ADAL]: Information: 3/25/2019 4:12:29 PM: b75e5b21-1ee6-4da4-add4-41b99548d55e - TokenCache.cs: An item
matching the requested resource was found in the cache
DEBUG: [ADAL]: Information: 3/25/2019 4:12:29 PM: b75e5b21-1ee6-4da4-add4-41b99548d55e - TokenCache.cs: 59.931279235
minutes left until token in cache expires
DEBUG: [ADAL]: Information: 3/25/2019 4:12:29 PM: b75e5b21-1ee6-4da4-add4-41b99548d55e - TokenCache.cs: A matching item
(access token or refresh token or both) was found in the cache
DEBUG: [ADAL]: Information: 3/25/2019 4:12:29 PM: b75e5b21-1ee6-4da4-add4-41b99548d55e - AcquireTokenHandlerBase.cs:
=== Token Acquisition finished successfully. An access token was retuned:
Access Token Hash: Hx6OqEqueF4AR0O/P7vwM7zxaePlUfD1e1qiVf4xkeY=
Expiration Time: 3/25/2019 5:12:25 PM +00:00
User Hash: 5+HHqiFghPJXbsLBYwc0nCQI4oWH2RGnDcUT8/UwJJA=

DEBUG: ============================ HTTP REQUEST ============================

HTTP Method:
GET

Absolute Uri:
https://management.azure.com/subscriptions/96a8617d-6b4f-4f0d-9628-42cd25164d50/resourcegroups/defaultresourcegroup-eus
/providers/Microsoft.OperationalInsights/workspaces/AzureSentinel-0d1b2858-9d41-44a4-aa88-5255dacf106f/savedSearches/sh
arepointeventsyesterday-adef6535-1c67-4212-8a01-5fb8e543e36c/results?api-version=2015-03-20

Headers:
x-ms-client-request-id : 4d784599-3eca-4278-8973-2ebd771ceb2d
accept-language : en-US

Body:

DEBUG: ============================ HTTP RESPONSE ============================

Status Code:
BadRequest

Headers:
Pragma : no-cache
Request-Context : appId=cid-v1:3d24a429-e724-4d71-9886-21ad884cf893
Strict-Transport-Security : max-age=31536000; includeSubDomains
X-Content-Type-Options : nosniff
x-ms-ratelimit-remaining-subscription-reads: 11996
x-ms-request-id : 35505934-02b6-4ae7-a346-9f28f3b8e082
x-ms-correlation-request-id : 35505934-02b6-4ae7-a346-9f28f3b8e082
x-ms-routing-request-id : WESTEUROPE:20190325T161230Z:35505934-02b6-4ae7-a346-9f28f3b8e082
Cache-Control : no-cache
Date : Mon, 25 Mar 2019 16:12:29 GMT
Server : Microsoft-IIS/10.0
X-Powered-By : ASP.NET

Body:
{
"error": {
"code": "InvalidOperationArgument",
"message": "Saved search result not supported for the new query language"
}
}
```

## Error output

```Output
Get-AzOperationalInsightsSavedSearchResults : Saved search result not supported for the new query language
At line:1 char:1
+ Get-AzOperationalInsightsSavedSearchResults -ResourceGroupName defaul ...
+ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+ CategoryInfo : NotSpecified: (:) [Get-AzOperation...edSearchResults], CloudException
+ FullyQualifiedErrorId : Microsoft.Rest.Azure.CloudException,Microsoft.Azure.Commands.OperationalInsights.GetAzur
eOperationalInsightsSavedSearchResultsCommand
```