Core/Misc: Reduce header dependencies - Step III

src/server/game/Scripting/ScriptMgr.cpp

@@ -31,6 +31,7 @@
 #include "GossipDef.h"
 #include "CreatureAI.h"
 #include "Player.h"
+#include "WorldPacket.h"
 
 // This is the global static registry of scripts.
 template<class TScript>