refactor(space): 목표 변경 토스트 위치 변경

src/widgets/space-focus-hud/ui/SpaceFocusHudWidget.tsx

@@ -131,7 +131,9 @@ export const SpaceFocusHudWidget = ({
         onConfirm={(nextGoal) => {
           onGoalUpdate(nextGoal);
           setSheetOpen(false);
-          triggerFlash(1200);
+          onStatusMessage({
+            message: `이번 한 조각 · ${nextGoal}`,
+          });
         }}
       />
     </>