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] <support@github.com>

Author: dependabot[bot]

src/Directory.Packages.props

@@ -21,7 +21,7 @@
     <PackageVersion Include="NuGet.Versioning" Version="6.12.1" />
     <PackageVersion Include="NUnit" Version="4.3.2" />
     <PackageVersion Include="NUnit.Analyzers" Version="4.6.0" />
-    <PackageVersion Include="NUnit3TestAdapter" Version="4.6.0" />
+    <PackageVersion Include="NUnit3TestAdapter" Version="5.0.0" />
     <PackageVersion Include="Particular.Approvals" Version="2.0.1" />
     <PackageVersion Include="Particular.LicensingComponent.Report" Version="1.0.0" />
     <PackageVersion Include="Particular.Packaging" Version="4.2.2" />