Error indexing method ‘functionName’ Method overloads are not supported

Starting 3/4/2022 - The latest Functions Host release 4.2.1.17812 introduced a defect for a subset of .NET in-proc Function Apps (for apps that more than one function in a class) affecting their Function executions. The error that would be seen is:
`Microsoft.Azure.WebJobs.Host.Indexers.FunctionIndexingException : Error indexing method`. This issue can be mitigated right now by pinning back to version 4.1.3.17473. The ETA of the rollback completion will be 19:30 PST 3/18/2022.

Customers who are still affected by the issue - following are the mitigations per sku

* Windows all Skus - Customer has to go to portal and restart the application
* Linux Consumption - Customer has to go to portal and restart the application
* Linux Dedicated / EP - First Customer has to to portal and restart the application. If that does not mitigate, Let us know.