Bump Microsoft.AspNetCore.Mvc.Testing from 7.0.11 to 7.0.12

Bumps Microsoft.AspNetCore.Mvc.Testing from 7.0.11 to 7.0.12.

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

Signed-off-by: jet-codeflow-maintainer[bot] <131594757+jet-codeflow-maintainer[bot]@users.noreply.github.com>

Directory.Packages.props

@@ -5,7 +5,7 @@
     <PackageVersion Include="GitHubActionsTestLogger" Version="2.3.3" />
     <PackageVersion Include="MarkdownSnippets.MsBuild" Version="25.1.0" />
     <PackageVersion Include="MartinCostello.Logging.XUnit" Version="0.3.0" />
-    <PackageVersion Include="Microsoft.AspNetCore.Mvc.Testing" Version="7.0.11" />
+    <PackageVersion Include="Microsoft.AspNetCore.Mvc.Testing" Version="7.0.12" />
     <PackageVersion Include="Microsoft.AspNetCore.WebUtilities" Version="2.2.0" />
     <PackageVersion Include="Microsoft.CodeAnalysis.PublicApiAnalyzers" Version="3.3.4" />
     <PackageVersion Include="Microsoft.NETFramework.ReferenceAssemblies" Version="1.0.3" />