refs and cleanup

Author: SimonCropp

src/Directory.Packages.props

@@ -14,6 +14,6 @@
     <PackageVersion Include="System.Drawing.Common" Version="9.0.0" />
     <PackageVersion Include="Verify" Version="28.3.2" />
     <PackageVersion Include="Verify.DiffPlex" Version="3.1.2" />
-    <PackageVersion Include="Verify.Nunit" Version="28.3.1" />
+    <PackageVersion Include="Verify.Nunit" Version="28.3.2" />
   </ItemGroup>
 </Project>