React to Logging API changes

src/Microsoft.Net.Http.Server/LogHelper.cs

@@ -99,7 +99,7 @@ public bool IsEnabled(LogLevel logLevel)
                 return false;
             }
 
-            public void Log(LogLevel logLevel, int eventId, object state, Exception exception, Func<object, Exception, string> formatter)
+            public void Log<TState>(LogLevel logLevel, EventId eventId, TState state, Exception exception, Func<TState, Exception, string> formatter)
             {
             }