Bump Microsoft.Build.Artifacts from 5.0.1 to 6.0.0 (#486)

Bumps [Microsoft.Build.Artifacts](https://github.com/Microsoft/MSBuildSdks) from 5.0.1 to 6.0.0.
- [Release notes](https://github.com/Microsoft/MSBuildSdks/releases)
- [Changelog](https://github.com/microsoft/MSBuildSdks/blob/main/RELEASE.md)
- [Commits](Microsoft.Build.Artifacts.5.0.1...Microsoft.Build.Artifacts.6.0.0)

---
updated-dependencies:
- dependency-name: Microsoft.Build.Artifacts
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Directory.Packages.props

@@ -23,7 +23,7 @@
   </ItemGroup>
 
   <ItemGroup>
-    <GlobalPackageReference Include="Microsoft.Build.Artifacts" Version="5.0.1" Condition="'$(EnableArtifacts)' != 'false'" />
+    <GlobalPackageReference Include="Microsoft.Build.Artifacts" Version="6.0.0" Condition="'$(EnableArtifacts)' != 'false'" />
     <GlobalPackageReference Include="Microsoft.VisualStudioEng.MicroBuild.Core" Version="1.0.0" Condition="'$(EnableMicroBuild)' != 'false'" />
     <GlobalPackageReference Include="Nerdbank.GitVersioning" Version="3.6.133" Condition="'$(EnableGitVersioning)' != 'false'" />
   </ItemGroup>