Update src/Http/Http.Abstractions/src/Extensions/UseMiddlewareExtensions.cs

Co-authored-by: Günther Foidl <[email protected]>

Author: NicoBrabers

src/Http/Http.Abstractions/src/Extensions/UseMiddlewareExtensions.cs

@@ -242,6 +242,7 @@ private static bool TryGetServiceKey(ParameterInfo parameterInfo, out object? ke
                 }
             }
         }
+        
         key = null;
         return false;
     }