Bump Microsoft.Diagnostics.Runtime from 2.0.256601 to 2.0.306102 (#985)

Bumps [Microsoft.Diagnostics.Runtime](https://github.com/Microsoft/clrmd) from 2.0.256601 to 2.0.306102.
- [Release notes](https://github.com/Microsoft/clrmd/releases)
- [Changelog](https://github.com/microsoft/clrmd/blob/master/doc/ReleaseNotes2.0.md)
- [Commits](https://github.com/Microsoft/clrmd/commits)

---
updated-dependencies:
- dependency-name: Microsoft.Diagnostics.Runtime
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

src/SosThreadingTools/SosThreadingTools.csproj

@@ -26,7 +26,7 @@
     <SignFilesDependsOn Include="DllExportMod" />
   </ItemGroup>
   <ItemGroup>
-    <PackageReference Include="Microsoft.Diagnostics.Runtime" Version="2.0.256601" />
+    <PackageReference Include="Microsoft.Diagnostics.Runtime" Version="2.0.306102" />
     <PackageReference Include="Microsoft.Diagnostics.Runtime.Utilities" Version="2.0.256601" />
     <PackageReference Include="DllExport" Version="1.5.2" />
   </ItemGroup>