Bump Microsoft.TestPlatform.ObjectModel and Microsoft.NETFramework.ReferenceAssemblies

Bumps [Microsoft.TestPlatform.ObjectModel](https://github.com/microsoft/vstest) and [Microsoft.NETFramework.ReferenceAssemblies](https://github.com/Microsoft/dotnet). These dependencies needed to be updated together.

Updates `Microsoft.TestPlatform.ObjectModel` from 17.10.0 to 17.12.0
- [Release notes](https://github.com/microsoft/vstest/releases)
- [Changelog](https://github.com/microsoft/vstest/blob/main/docs/releases.md)
- [Commits](microsoft/vstest@v17.10.0...v17.12.0)

Updates `Microsoft.NETFramework.ReferenceAssemblies` from 1.0.3 to 1.0.3
- [Commits](https://github.com/Microsoft/dotnet/commits)

---
updated-dependencies:
- dependency-name: Microsoft.TestPlatform.ObjectModel
  dependency-type: direct:production
  update-type: version-update:semver-minor
- dependency-name: Microsoft.NETFramework.ReferenceAssemblies
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

src/NuGetizer.Tests/NuGetizer.Tests.csproj

@@ -21,7 +21,7 @@
     <PackageReference Include="NuGet.Packaging" Version="6.12.1" />
     <PackageReference Include="NuGet.ProjectManagement" Version="4.2.0" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.12.0" />
-    <PackageReference Include="Microsoft.TestPlatform.ObjectModel" Version="17.10.0" />
+    <PackageReference Include="Microsoft.TestPlatform.ObjectModel" Version="17.12.0" />
     <PackageReference Include="xunit" Version="2.9.2" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.8.2" PrivateAssets="all" />
     <PackageReference Include="ThisAssembly.Project" Version="1.5.0" PrivateAssets="all" />