refs and cleanup

Author: SimonCropp

src/Directory.Packages.props

@@ -17,7 +17,7 @@
     <PackageVersion Include="NServiceBus.Newtonsoft.Json" Version="4.1.0" />
     <PackageVersion Include="NServiceBus.Transport.SqlServer" Version="8.1.10" />
     <PackageVersion Include="ProjectDefaults" Version="1.0.162" />
-    <PackageVersion Include="Polyfill" Version="9.0.3" />
+    <PackageVersion Include="Polyfill" Version="9.2.0" />
     <PackageVersion Include="Verify.SqlServer" Version="11.2.0" />
     <PackageVersion Include="Verify.XunitV3" Version="31.7.1" />
     <PackageVersion Include="xunit.v3" Version="3.2.0" />