Core/Scripts: Fixed script unloading

src/server/game/Scripting/ScriptMgr.cpp

@@ -260,7 +260,7 @@ void ScriptMgr::Initialize()
 void ScriptMgr::Unload()
 {
     #define SCR_CLEAR(T) \
-        FOR_SCRIPTS(T, itr, end) \
+        for (SCR_REG_ITR(T) itr = SCR_REG_LST(T).begin(); itr != SCR_REG_LST(T).end(); ++itr) \
             delete itr->second; \
         SCR_REG_LST(T).clear();