Bump Microsoft.AspNetCore.Identity.UI in /tests/Hippo.FunctionalTests

Bumps [Microsoft.AspNetCore.Identity.UI](https://github.com/dotnet/aspnetcore) from 6.0.11 to 6.0.20.
- [Release notes](https://github.com/dotnet/aspnetcore/releases)
- [Changelog](https://github.com/dotnet/aspnetcore/blob/main/docs/ReleasePlanning.md)
- [Commits](dotnet/aspnetcore@v6.0.11...v6.0.20)

---
updated-dependencies:
- dependency-name: Microsoft.AspNetCore.Identity.UI
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

src/Web/Web.csproj

@@ -1,4 +1,4 @@
-<Project Sdk="Microsoft.NET.Sdk.Web">
+<Project Sdk="Microsoft.NET.Sdk.Web">
 
 	<PropertyGroup>
 		<PackageId>Hippo.Web</PackageId>
@@ -62,7 +62,7 @@
 		<PackageReference Include="Microsoft.AspNetCore.SpaProxy" Version="6.0.11" />
 		<PackageReference Include="Microsoft.AspNetCore.Mvc.Versioning" Version="5.0.0" />
 		<PackageReference Include="Swashbuckle.AspNetCore" Version="6.4.0" />
-		<PackageReference Include="Microsoft.AspNetCore.Identity.UI" Version="6.0.11" />
+		<PackageReference Include="Microsoft.AspNetCore.Identity.UI" Version="6.0.20" />
 		<PackageReference Include="Microsoft.Extensions.Diagnostics.HealthChecks.EntityFrameworkCore" Version="6.0.11" />
 		<PackageReference Include="Microsoft.Extensions.FileProviders.Embedded" Version="6.0.11" />
 		<PackageReference Include="Microsoft.VisualStudio.Azure.Containers.Tools.Targets" Version="1.17.0" />