Bump Microsoft.Diagnostics.NETCore.Client (#45824)

Bumps the dotnet group in /docs/core/diagnostics/snippets/Microsoft.Diagnostics.NETCore.Client/csharp with 1 update: [Microsoft.Diagnostics.NETCore.Client](https://github.com/dotnet/diagnostics).


Updates `Microsoft.Diagnostics.NETCore.Client` from 0.2.607501 to 0.2.621003
- [Release notes](https://github.com/dotnet/diagnostics/releases)
- [Commits](https://github.com/dotnet/diagnostics/commits)

---
updated-dependencies:
- dependency-name: Microsoft.Diagnostics.NETCore.Client
  dependency-version: 0.2.621003
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: dotnet
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

docs/core/diagnostics/snippets/Microsoft.Diagnostics.NETCore.Client/csharp/Microsoft.Diagnostics.NETCore.Client.Samples.csproj

@@ -6,7 +6,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.Diagnostics.NETCore.Client" Version="0.2.607501" />
+    <PackageReference Include="Microsoft.Diagnostics.NETCore.Client" Version="0.2.621003" />
     <PackageReference Include="Microsoft.Diagnostics.Tracing.TraceEvent" Version="3.1.20" />
   </ItemGroup>