Core/Misc: Use proper headers to optimize compile

src/server/game/Scripting/ScriptMgr.cpp

@@ -16,7 +16,6 @@
  * with this program. If not, see <http://www.gnu.org/licenses/>.
  */
 
-#include "ScriptPCH.h"
 #include "ScriptMgr.h"
 #include "Config.h"
 #include "DatabaseEnv.h"
@@ -27,6 +26,10 @@
 #include "ScriptSystem.h"
 #include "Transport.h"
 #include "Vehicle.h"
+#include "SpellInfo.h"
+#include "SpellScript.h"
+#include "GossipDef.h"
+#include "CreatureAI.h"
 
 // This is the global static registry of scripts.
 template<class TScript>