Bump coverlet.collector from 3.2.0 to 6.0.0 (#2085)

Bumps [coverlet.collector](https://github.com/coverlet-coverage/coverlet) from 3.2.0 to 6.0.0.
- [Release notes](https://github.com/coverlet-coverage/coverlet/releases)
- [Commits](coverlet-coverage/coverlet@v3.2.0...v6.0.0)

---
updated-dependencies:
- dependency-name: coverlet.collector
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

test/Directory.Build.props

@@ -11,7 +11,7 @@
     <ItemGroup Condition="$(IsTestProject) == 'true'">
         <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.5.0"/>
         <PackageReference Include="xunit.runner.visualstudio" Version="2.4.5" PrivateAssets="All"/>
-        <PackageReference Include="coverlet.collector" Version="3.2.0"/>
+        <PackageReference Include="coverlet.collector" Version="6.0.0"/>
     </ItemGroup>
     <ItemGroup>
         <PackageReference Include="xunit" Version="2.4.2"/>