refs or cleanup

Author: SimonCropp

src/Directory.Packages.props

@@ -6,12 +6,12 @@
   <ItemGroup>
     <PackageVersion Include="FluentValidation" Version="12.1.1" />
     <PackageVersion Include="MarkdownSnippets.MsBuild" Version="28.3.1" />
-    <PackageVersion Include="Microsoft.NET.Test.Sdk" Version="18.6.0" />
+    <PackageVersion Include="Microsoft.NET.Test.Sdk" Version="18.7.0" />
     <PackageVersion Include="Microsoft.Sbom.Targets" Version="4.1.5" />
     <PackageVersion Include="NUnit" Version="4.6.1" />
     <PackageVersion Include="NUnit3TestAdapter" Version="6.2.0" />
     <PackageVersion Include="ProjectDefaults" Version="1.0.174" />
-    <PackageVersion Include="Polyfill" Version="10.10.0" />
+    <PackageVersion Include="Polyfill" Version="10.11.0" />
     <PackageVersion Include="Verify.DiffPlex" Version="3.2.0" />
     <PackageVersion Include="Verify.NUnit" Version="31.20.0" />
     <PackageVersion Include="Argon" Version="0.34.0" />