refs and cleanup

Author: SimonCropp

src/Directory.Packages.props

@@ -18,7 +18,7 @@
     <PackageVersion Include="ProjectDefaults" Version="1.0.149" />
     <PackageVersion Include="Verify.DiffPlex" Version="3.1.2" />
     <PackageVersion Include="Verify.Http" Version="6.4.1" />
-    <PackageVersion Include="Verify.XunitV3" Version="29.0.0-beta.1" />
+    <PackageVersion Include="Verify.XunitV3" Version="29.0.0-beta.6" />
     <PackageVersion Include="xunit.v3" Version="2.0.0" />
     <PackageVersion Include="xunit.runner.visualstudio" Version="3.0.2" />
   </ItemGroup>