Bump NUnit3TestAdapter from 5.2.0 to 6.0.1

---
updated-dependencies:
- dependency-name: NUnit3TestAdapter
  dependency-version: 6.0.1
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

src/Directory.Packages.props

@@ -15,7 +15,7 @@
     <PackageVersion Include="Npgsql.EntityFrameworkCore.PostgreSQL" Version="10.0.0" />
     <PackageVersion Include="Microsoft.NET.Test.Sdk" Version="18.0.1" />
     <PackageVersion Include="NUnit" Version="4.4.0" />
-    <PackageVersion Include="NUnit3TestAdapter" Version="5.2.0" Pinned="true" />
+    <PackageVersion Include="NUnit3TestAdapter" Version="6.0.1" Pinned="true" />
     <PackageVersion Include="ProjectDefaults" Version="1.0.169" />
     <PackageVersion Include="Verify.AspNetCore" Version="5.0.0" />
     <PackageVersion Include="Verify.DiffPlex" Version="3.1.2" />