Reduce support cases: Did not find any initialized language workers

Unfortunately this is a pretty generic error with many possible causes. One cause is file load timeout, which we're tracking separately [here](https://github.com/Azure/azure-functions-nodejs-library/issues/163)

## Support cases from June 2023 - Sept 2023

_Internal-only links_:

- https://elixir.microsoft.com/case-review/2306120030001565

Supposedly the user was performing site management operations which caused the issue:
- https://elixir.microsoft.com/case-review/2306120030001241

Supposedly caused by an out-of-date extension bundle:
- https://elixir.microsoft.com/case-review/2307110040008325