Update dependency Polyfill to 8.9.0 (#1632)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

Directory.Packages.props

@@ -28,7 +28,7 @@
         <PackageVersion Include="PrettyCode.StringBuilder" Version="1.0.0" />
         <PackageVersion Include="Rocket.Surgery.Conventions.CommandLine" Version="12.11.2" />
         <PackageVersion Include="Rocket.Surgery.LaunchPad.Foundation" Version="1.8.8" />
-        <PackageVersion Include="Polyfill" Version="8.8.1" />
+        <PackageVersion Include="Polyfill" Version="8.9.0" />
         <PackageVersion Include="Spectre.Console.Cli" Version="0.49.1" />
         <PackageVersion Include="StrawberryShake.Server" Version="15.0.3" />
         <PackageVersion Include="Verify.BUnit" Version="12.0.0" />