chore(deps): update dependency nunit3testadapter to v6 (#1388)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

Directory.Packages.props

@@ -25,7 +25,7 @@
     <PackageVersion Include="Moq" Version="4.20.72" />
     <PackageVersion Include="NUnit" Version="4.4.0" />
     <PackageVersion Include="NUnit.Analyzers" Version="4.11.2" />
-    <PackageVersion Include="NUnit3TestAdapter" Version="5.2.0" />
+    <PackageVersion Include="NUnit3TestAdapter" Version="6.0.0" />
     <PackageVersion Include="PublicApiGenerator" Version="11.5.4"/>
     <PackageVersion Include="aweXpect" Version="2.29.0"/>
     <PackageVersion Include="aweXpect.Testably" Version="0.13.0"/>