[release/11.0]: Bump Microsoft.AspNetCore.Identity.EntityFrameworkCore from 9.0.20 to 9.0.21 (#39283)

---
updated-dependencies:
- dependency-name: Microsoft.AspNetCore.Identity.EntityFrameworkCore
  dependency-version: 9.0.21
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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test/Directory.Packages.props

@@ -8,7 +8,7 @@
     <PackageVersion Include="Microsoft.CodeAnalysis.CSharp.CodeFix.Testing" Version="$(MicrosoftCodeAnalysisCSharpTestingVersion)" />
     <PackageVersion Include="Azure.Identity" Version="$(AzureIdentityVersion)" />
     <PackageVersion Include="Azure.ResourceManager.CosmosDB" Version="$(AzureResourceManagerCosmosDBVersion)" />
-    <PackageVersion Include="Microsoft.AspNetCore.Identity.EntityFrameworkCore" Version="9.0.20" />
+    <PackageVersion Include="Microsoft.AspNetCore.Identity.EntityFrameworkCore" Version="9.0.21" />
     <PackageVersion Include="Microsoft.AspNetCore.OData" Version="9.5.0" />
     <PackageVersion Include="Microsoft.Data.SqlClient.Extensions.Azure" Version="7.1.1" />
     <PackageVersion Include="Microsoft.Extensions.Configuration" Version="$(MicrosoftExtensionsConfigurationVersion)" />