chore: remove specific netstandard system diag dependency

Author: aygalinc

projects/Directory.Packages.props

@@ -7,7 +7,7 @@
     <PackageVersion Include="EasyNetQ.Management.Client" Version="3.0.0" />
     <PackageVersion Include="Microsoft.NET.Test.Sdk" Version="17.12.0" />
     <PackageVersion Include="Nullable" Version="1.3.1" />
-    <PackageVersion Include="OpenTelemetry.Api" Version="1.9.0" />
+    <PackageVersion Include="OpenTelemetry.Api" Version="1.11.2" />
     <PackageVersion Include="OpenTelemetry.Exporter.InMemory" Version="1.9.0" />
     <PackageVersion Include="System.Collections.Immutable" Version="8.0.0" />
     <PackageVersion Include="System.Diagnostics.DiagnosticSource" Version="9.0.4" />
@@ -34,7 +34,6 @@
       * https://github.com/rabbitmq/rabbitmq-dotnet-client/pull/1481#pullrequestreview-1847905299
       * https://github.com/rabbitmq/rabbitmq-dotnet-client/pull/1594
     -->
-    <PackageVersion Include="System.Diagnostics.DiagnosticSource" Version="8.0.1" />
     <PackageVersion Include="System.Memory" Version="4.5.5" />
     <PackageVersion Include="System.Threading.Channels" Version="8.0.0" />
     <PackageVersion Include="System.Net.Http.Json" Version="8.0.1" />