Core: Fix non-PCH building

src/server/scripts/Spells/spell_quest.cpp

@@ -21,6 +21,9 @@
  * Scriptnames of files in this file should be prefixed with "spell_q#questID_".
  */
 
+#include "ScriptMgr.h"
+#include "ScriptedCreature.h"
+#include "SpellScript.h"
 #include "Vehicle.h"
 
 class spell_generic_quest_update_entry_SpellScript : public SpellScript