GetAtt for DomainEndpointV2 in the OpenSearchDomain resource is not returning any value

### Name of the resource

Other

### Resource Name

AWS::OpenSearchService::Domain

### Issue Description

Attempting to retrieve the attribute of DomainEndpointV2 and it does not return any value according to the documentation DomainEndpointV2 is a return value of OpenSearch Domain instead we are getting the following error Attribute 'DomainEndpointV2' does not exist

### Expected Behavior

When running GetAtt for the DomainEndpointV2 i am expecting a value to be returned

### Observed Behavior

Attribute 'DomainEndpointV2' does not exist

### Test Cases

When retrieving the attribute of DomainEndpoint the value is returned however retrieving attribute of DomainEndpointV2 is unsuccessful

### Other Details

https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-opensearchservice-domain.html