Core: Remove Player.h dependency from all the possible headers

src/server/game/AI/ScriptedAI/ScriptedFollowerAI.cpp

@@ -12,6 +12,7 @@ EndScriptData */
 #include "ScriptedCreature.h"
 #include "ScriptedFollowerAI.h"
 #include "Group.h"
+#include "Player.h"
 
 const float MAX_PLAYER_DISTANCE = 100.0f;