C# formatting

GameList.Tests/Support/StubHttpClientFactory.cs

@@ -1,18 +1,9 @@
-using System.Net.Http;
-
 namespace GameList.Tests.Support;
 
-internal class StubHttpClientFactory : IHttpClientFactory
+internal class StubHttpClientFactory(StubHttpMessageHandler handler) : IHttpClientFactory
 {
-    private readonly StubHttpMessageHandler _handler;
-
-    public StubHttpClientFactory(StubHttpMessageHandler handler)
-    {
-        _handler = handler;
-    }
-
     public HttpClient CreateClient(string name)
     {
-        return new HttpClient(_handler, disposeHandler: false);
+        return new HttpClient(handler, disposeHandler: false);
     }
 }