Bump coverlet.msbuild from 6.0.2 to 6.0.3 (#641)

Bumps [coverlet.msbuild](https://github.com/coverlet-coverage/coverlet) from 6.0.2 to 6.0.3.
- [Release notes](https://github.com/coverlet-coverage/coverlet/releases)
- [Commits](coverlet-coverage/coverlet@v6.0.2...v6.0.3)

---
updated-dependencies:
- dependency-name: coverlet.msbuild
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: gstraccini[bot] <150967461+gstraccini[bot]@users.noreply.github.com>

Directory.Packages.props

@@ -5,7 +5,7 @@
   </PropertyGroup>
   <ItemGroup>
     <PackageVersion Include="CouchDB.NET" Version="1.2.2" />
-    <PackageVersion Include="coverlet.msbuild" Version="6.0.2">
+    <PackageVersion Include="coverlet.msbuild" Version="6.0.3">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers</IncludeAssets>
     </PackageVersion>