Bump Microsoft.AspNetCore.Mvc.Testing from 7.0.11 to 7.0.12 (#161)

Bumps [Microsoft.AspNetCore.Mvc.Testing](https://github.com/dotnet/aspnetcore) from 7.0.11 to 7.0.12.
- [Release notes](https://github.com/dotnet/aspnetcore/releases)
- [Changelog](https://github.com/dotnet/aspnetcore/blob/main/docs/ReleasePlanning.md)
- [Commits](dotnet/aspnetcore@v7.0.11...v7.0.12)

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

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

test/LoanRepaymentApi.Integration.Tests/LoanRepaymentApi.Integration.Tests.csproj

@@ -9,7 +9,7 @@
     <ItemGroup>
         <PackageReference Include="FluentAssertions" Version="6.12.0" />
         <PackageReference Include="FluentAssertions.Json" Version="6.1.0" />
-        <PackageReference Include="Microsoft.AspNetCore.Mvc.Testing" Version="7.0.11" />
+        <PackageReference Include="Microsoft.AspNetCore.Mvc.Testing" Version="7.0.12" />
         <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.7.2" />
         <PackageReference Include="NodaTime" Version="3.1.9" />
         <PackageReference Include="NodaTime.Testing" Version="3.1.9" />