Bump the dotnet group with 1 update (#55251)

Bumps Azure.Monitor.OpenTelemetry.AspNetCore from 1.5.0 to 1.6.0

---
updated-dependencies:
- dependency-name: Azure.Monitor.OpenTelemetry.AspNetCore
  dependency-version: 1.6.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: dotnet
...

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

Author: dependabot[bot]

docs/core/diagnostics/snippets/OTLP-Example/csharp/OTLP-Example.csproj

@@ -16,7 +16,7 @@
   </ItemGroup>
 
 <ItemGroup>
-  <PackageReference Include="Azure.Monitor.OpenTelemetry.AspNetCore" Version="1.5.0" />
+  <PackageReference Include="Azure.Monitor.OpenTelemetry.AspNetCore" Version="1.6.0" />
 </ItemGroup>
 
 </Project>