crashes with 8:echo123

> Please provide us with the following information:
> ---------------------------------------------------------------

### This issue is for a: (mark with an `x`)
```
- [ X] bug report -> please search issues before submitting
- [ ] feature request
- [ ] documentation issue or request
- [ ] regression (a behavior that used to work and stopped in a new release)
```

### Minimal steps to reproduce
> pull repo , replace value of authToken , with real value Azure comm service . Compile, run. use 8:echo123 as ACS

### Any log messages given by the failure
>{"The parameter is incorrect.\r\n\r\nCouldn't create object."}
at WinRT.ExceptionHelpers.g__Throw|39_0(Int32 hr)
at Azure.Communication.Calling.WindowsClient.UserCallIdentifier._IUserCallIdentifierFactory.CreateInstance(String id)
at Azure.Communication.Calling.WindowsClient.UserCallIdentifier..ctor(String id)
at CallingQuickstart.MainPage.d__32.MoveNext() in C:\SampleSourceCode\communication-services-dotnet-quickstarts\CallingWinUI\MainPage.xaml.cs:line 475

### Expected/desired behavior
> should echo , not crash

### OS and Version?
> Windows 11 Pro
### Versions
>

### Mention any other details that might be useful

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