refs and cleanup

Author: SimonCropp

src/Directory.Packages.props

@@ -11,9 +11,9 @@
     <PackageVersion Include="NUnit3TestAdapter" Version="5.0.0" />
     <PackageVersion Include="ProjectDefaults" Version="1.0.147" />
     <PackageVersion Include="SixLabors.ImageSharp" Version="3.1.6" />
-    <PackageVersion Include="Verify" Version="28.11.0" />
+    <PackageVersion Include="Verify" Version="28.12.0" />
     <PackageVersion Include="Verify.DiffPlex" Version="3.1.2" />
     <PackageVersion Include="Verify.ImageMagick" Version="3.6.0" />
-    <PackageVersion Include="Verify.NUnit" Version="28.11.0" />
+    <PackageVersion Include="Verify.NUnit" Version="28.12.0" />
   </ItemGroup>
 </Project>