refs and cleanup

Author: SimonCropp

src/Directory.Packages.props

@@ -7,7 +7,7 @@
     <PackageVersion Include="EfClassicLocalDb" Version="20.3.0" />
     <PackageVersion Include="EfLocalDb" Version="20.3.0" />
     <PackageVersion Include="EntityFramework" Version="6.5.1" />
-    <PackageVersion Include="MarkdownSnippets.MsBuild" Version="28.0.0-beta.2" />
+    <PackageVersion Include="MarkdownSnippets.MsBuild" Version="28.0.0-beta.5" />
     <PackageVersion Include="Microsoft.AspNetCore.Mvc.Testing" Version="9.0.9" />
     <PackageVersion Include="Microsoft.EntityFrameworkCore" Version="9.0.9" />
     <PackageVersion Include="Microsoft.EntityFrameworkCore.InMemory" Version="9.0.9" />