Bump Microsoft.AspNetCore.Mvc.Testing from 9.0.8 to 9.0.10

---
updated-dependencies:
- dependency-name: Microsoft.AspNetCore.Mvc.Testing
  dependency-version: 9.0.10
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: backend-group
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

backend/API.Tests/API.Tests.csproj

@@ -10,7 +10,7 @@
 
   <ItemGroup>
     <PackageReference Include="coverlet.collector" Version="6.0.4" />
-    <PackageReference Include="Microsoft.AspNetCore.Mvc.Testing" Version="9.0.8" />
+    <PackageReference Include="Microsoft.AspNetCore.Mvc.Testing" Version="9.0.10" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.14.1" />
     <PackageReference Include="NSubstitute" Version="5.3.0" />
     <PackageReference Include="NUnit" Version="4.4.0" />