Bump NUnit3TestAdapter in /csharp/unit-testing/NUnit.TestProject (dot…

…net#4896)

Bumps [NUnit3TestAdapter](https://github.com/nunit/nunit3-vs-adapter) from 4.0.0 to 4.1.0.
- [Release notes](https://github.com/nunit/nunit3-vs-adapter/releases)
- [Commits](nunit/nunit3-vs-adapter@V4.0.0...V4.1.0)

---
updated-dependencies:
- dependency-name: NUnit3TestAdapter
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

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

csharp/unit-testing/NUnit.TestProject/NUnit.Project.csproj

@@ -8,7 +8,7 @@
 
   <ItemGroup>
     <PackageReference Include="NUnit" Version="3.13.2" />
-    <PackageReference Include="NUnit3TestAdapter" Version="4.0.0" />
+    <PackageReference Include="NUnit3TestAdapter" Version="4.1.0" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.0.0" />
   </ItemGroup>