refs and cleanup

Author: SimonCropp

src/Directory.Packages.props

@@ -14,7 +14,7 @@
     <PackageVersion Include="MarkdownSnippets.MsBuild" Version="27.0.2" />
     <PackageVersion Include="Microsoft.AspNetCore.Http" Version="2.3.0" />
     <PackageVersion Include="Microsoft.AspNetCore.Mvc.Testing" Version="9.0.4" />
-    <PackageVersion Include="Microsoft.Data.SqlClient" Version="6.0.1" />
+    <PackageVersion Include="Microsoft.Data.SqlClient" Version="6.0.2" />
     <PackageVersion Include="Microsoft.EntityFrameworkCore" Version="9.0.4" />
     <PackageVersion Include="Microsoft.EntityFrameworkCore.SqlServer" Version="9.0.4" />
     <PackageVersion Include="Microsoft.NET.Test.Sdk" Version="17.13.0" />