Bump coverlet.msbuild from 3.2.0 to 6.0.0

Bumps [coverlet.msbuild](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.msbuild
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

src/BitFaster.Caching.DependencyInjection.UnitTests/BitFaster.Caching.DependencyInjection.UnitTests.csproj

@@ -9,7 +9,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-	<PackageReference Include="coverlet.msbuild" Version="3.2.0">
+	<PackageReference Include="coverlet.msbuild" Version="6.0.0">
 		<PrivateAssets>all</PrivateAssets>
 		<IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
 	</PackageReference>