build: Pin version of System.Diagnostics.DiagnosticSource

Directory.Packages.props

@@ -28,6 +28,7 @@
     <PackageVersion Include="Spectre.Console.Cli" Version="0.49.1" />
     <PackageVersion Include="SuperLinq" Version="6.2.0" />
     <PackageVersion Include="System.Data.HashFunction.FNV" Version="2.0.0" />
+    <PackageVersion Include="System.Diagnostics.DiagnosticSource" Version="8.0.1" />
     <PackageVersion Include="System.Private.Uri" Version="4.3.2" />
     <PackageVersion Include="System.Reactive" Version="6.0.1" />
     <PackageVersion Include="System.Text.Json" Version="8.0.4" />
@@ -76,4 +77,4 @@
     <!-- Cannot use the official Jetbrains.Annotations package because it doesn't work with GlobalPackageReference -->
     <GlobalPackageReference Include="Rocket.Surgery.MSBuild.JetBrains.Annotations" Version="1.2.1" />
   </ItemGroup>
-</Project>
+</Project>