Core/Movement: Fix Point Movement after a stun/root. The NPC should now correctly start moving again.

src/server/game/Movement/MovementGenerators/PointMovementGenerator.cpp

@@ -58,6 +58,10 @@ bool PointMovementGenerator<T>::Update(T &unit, const uint32 diff)
         arrived = true;
         return false;
     }
+    else if (!unit.HasUnitState(UNIT_STAT_MOVE))
+    {
+        i_destinationHolder.StartTravel(traveller);
+    }
 
     return true;
 }