refs and cleanup

Author: SimonCropp

src/Directory.Packages.props

@@ -12,7 +12,7 @@
     <PackageVersion Include="ProjectDefaults" Version="1.0.174" />
     <PackageVersion Include="Ulid" Version="1.4.1" />
     <PackageVersion Include="Verify" Version="31.18.0" />
-    <PackageVersion Include="Verify.DiffPlex" Version="3.1.2" />
+    <PackageVersion Include="Verify.DiffPlex" Version="3.2.0" />
     <PackageVersion Include="Verify.NUnit" Version="31.18.0" />
     <PackageVersion Include="Microsoft.Sbom.Targets" Version="4.1.5" />
     <PackageVersion Include="Argon" Version="0.34.0" />