fix: Move PhysicsSimulator to InterestManagement

fixes #4110

Author: MrGadget1024

…es/_Common/Scripts/PhysicsSimulator.meta …InterestManagement/PhysicsSimulator.metaAssets/Mirror/Examples/_Common/Scripts/PhysicsSimulator.meta renamed to Assets/Mirror/Components/InterestManagement/PhysicsSimulator.meta Assets/Mirror/Examples/_Common/Scripts/PhysicsSimulator.meta renamed to Assets/Mirror/Components/InterestManagement/PhysicsSimulator.meta

@@ -1,8 +1,8 @@
-using UnityEngine;
+using UnityEngine;
 
-namespace Mirror.Examples.Common
+namespace Mirror
 {
-    [AddComponentMenu("")]
+    [AddComponentMenu("Network/ Interest Management/ Physics Simulator")]
     public class PhysicsSimulator : MonoBehaviour
     {
         PhysicsScene physicsScene;