Bump Microsoft.AspNetCore.Mvc.Testing and Microsoft.AspNetCore.TestHost

Bumps [Microsoft.AspNetCore.Mvc.Testing](https://github.com/dotnet/aspnetcore) and [Microsoft.AspNetCore.TestHost](https://github.com/dotnet/aspnetcore). These dependencies needed to be updated together.

Updates `Microsoft.AspNetCore.Mvc.Testing` from 9.0.0 to 9.0.1
- [Release notes](https://github.com/dotnet/aspnetcore/releases)
- [Changelog](https://github.com/dotnet/aspnetcore/blob/main/docs/ReleasePlanning.md)
- [Commits](dotnet/aspnetcore@v9.0.0...v9.0.1)

Updates `Microsoft.AspNetCore.TestHost` from 9.0.0 to 9.0.1
- [Release notes](https://github.com/dotnet/aspnetcore/releases)
- [Changelog](https://github.com/dotnet/aspnetcore/blob/main/docs/ReleasePlanning.md)
- [Commits](dotnet/aspnetcore@v9.0.0...v9.0.1)

---
updated-dependencies:
- dependency-name: Microsoft.AspNetCore.Mvc.Testing
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: Microsoft.AspNetCore.TestHost
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

Directory.Packages.props

@@ -5,8 +5,8 @@
     <PackageVersion Include="JustEat.HttpClientInterception" Version="5.0.0" />
     <PackageVersion Include="MartinCostello.Logging.XUnit" Version="0.5.1" />
     <PackageVersion Include="Microsoft.AspNetCore.Authentication.Google" Version="9.0.1" />
-    <PackageVersion Include="Microsoft.AspNetCore.Mvc.Testing" Version="9.0.0" />
-    <PackageVersion Include="Microsoft.AspNetCore.TestHost" Version="9.0.0" />
+    <PackageVersion Include="Microsoft.AspNetCore.Mvc.Testing" Version="9.0.1" />
+    <PackageVersion Include="Microsoft.AspNetCore.TestHost" Version="9.0.1" />
     <PackageVersion Include="Microsoft.IdentityModel.Protocols.OpenIdConnect" Version="8.0.0" />
     <PackageVersion Include="NSubstitute" Version="5.3.0" />
     <PackageVersion Include="Shouldly" Version="4.2.1" />