refs and cleanup

Author: SimonCropp

src/Directory.Packages.props

@@ -12,7 +12,7 @@
     <PackageVersion Include="NServiceBus" Version="10.0.0" />
     <PackageVersion Include="NUnit" Version="4.4.0" />
     <PackageVersion Include="NUnit3TestAdapter" Version="5.2.0" Pinned="true" />
-    <PackageVersion Include="Polyfill" Version="9.7.7" />
+    <PackageVersion Include="Polyfill" Version="9.8.0" />
     <PackageVersion Include="ProjectDefaults" Version="1.0.170" />
     <PackageVersion Include="System.ComponentModel.Annotations" Version="5.0.0" />
     <PackageVersion Include="Verify.NServiceBus" Version="11.0.1" />