Mark MWPhysics::Actor constructor and assignment operators as deleted

apps/openmw/mwphysics/actor.hpp

@@ -33,6 +33,10 @@ namespace MWPhysics
             bool canWaterWalk, DetourNavigator::CollisionShapeType collisionShapeType);
         ~Actor() override;
 
+        Actor(const Actor&) = delete;
+
+        Actor& operator=(const Actor&) = delete;
+
         /**
          * Sets the collisionMode for this actor. If disabled, the actor can fly and clip geometry.
          */
@@ -205,9 +209,6 @@ namespace MWPhysics
 
         PhysicsTaskScheduler* mTaskScheduler;
 
-        Actor(const Actor&);
-        Actor& operator=(const Actor&);
-
         inline void updateScaleUnsafe();
 
         inline void updateCollisionObjectPositionUnsafe();