No telemetry showing up in the dashboard with latest packages

### Type of issue

No longer works with latest versions of the packages.

### Description

This example no longer works with the latest package versions.

It works with the older versions from the example:
```




```

But if you use the latest versions, it no longer works
```




```

I've narrowed it down to this package causing the issue, you can use the latest of everything else except this:

### Page URL

https://learn.microsoft.com/en-us/dotnet/core/diagnostics/observability-otlp-example

### Content source URL

https://github.com/dotnet/docs/blob/main/docs/core/diagnostics/observability-otlp-example.md

### Document Version Independent Id

806a9a9c-4902-3843-a878-16876df48a1c

### Platform Id

234fd2b5-cb5d-4524-ed50-2a357c55c4e4

### Article author

@tommcdon

### Metadata

* ID: 1397e92b-7324-4840-73ff-b116774f797c
* PlatformId: 234fd2b5-cb5d-4524-ed50-2a357c55c4e4
* Service: **dotnet-fundamentals**

[Related Issues](https://github.com/dotnet/docs/issues?q=is%3Aissue+is%3Aopen+806a9a9c-4902-3843-a878-16876df48a1c)

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[Associated WorkItem - 626678](https://dev.azure.com/msft-skilling/Content/_workitems/edit/626678)