Bump NUnit3TestAdapter from 4.6.0 to 5.0.0 in /src

Bumps [NUnit3TestAdapter](https://github.com/nunit/nunit3-vs-adapter) from 4.6.0 to 5.0.0.
- [Release notes](https://github.com/nunit/nunit3-vs-adapter/releases)
- [Commits](nunit/nunit3-vs-adapter@V4.6.0...V5.0.0)

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

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

src/Directory.Packages.props

@@ -7,7 +7,7 @@
     <PackageVersion Include="MarkdownSnippets.MsBuild" Version="27.0.2" />
     <PackageVersion Include="Microsoft.NET.Test.Sdk" Version="17.13.0" />
     <PackageVersion Include="NUnit" Version="4.3.2" />
-    <PackageVersion Include="NUnit3TestAdapter" Version="4.6.0" />
+    <PackageVersion Include="NUnit3TestAdapter" Version="5.0.0" />
     <PackageVersion Include="Polyfill" Version="7.16.1" />
     <PackageVersion Include="ProjectDefaults" Version="1.0.147" />
     <PackageVersion Include="QuestPDF" Version="2024.12.3" />