refs and cleanup

Author: SimonCropp

src/Directory.Packages.props

@@ -16,7 +16,7 @@
     <PackageVersion Include="ProjectDefaults" Version="1.0.161" />
     <PackageVersion Include="Verify" Version="30.20.1" />
     <PackageVersion Include="Verify.DiffPlex" Version="3.1.2" />
-    <PackageVersion Include="Verify.NUnit" Version="30.20.2" />
+    <PackageVersion Include="Verify.NUnit" Version="30.20.1" />
     <PackageVersion Include="Microsoft.Sbom.Targets" Version="4.1.2" />
   </ItemGroup>
 </Project>