8256643: Terminally deprecate ThreadGroup stop, destroy, isDestroyed, setDaemon and isDaemon

Reviewed-by: serb, rriggs, iris, mchung, smarks

src/java.desktop/share/classes/java/awt/EventQueue.java

@@ -1105,6 +1105,7 @@ public class EventQueue {
         }
     }
 
+    @SuppressWarnings({"deprecation", "removal"})
     final void initDispatchThread() {
         pushPopLock.lock();
         try {