More usage of DISPLAY constants

src/battle_controller_safari.c

@@ -442,7 +442,7 @@ static void HandleChooseActionAfterDma3(void)
     if (!IsDma3ManagerBusyWithBgCopy())
     {
         gBattle_BG0_X = 0;
-        gBattle_BG0_Y = 160;
+        gBattle_BG0_Y = DISPLAY_HEIGHT;
         gBattlerControllerFuncs[gActiveBattler] = HandleInputChooseAction;
     }
 }