docs: column spacing

KumJungMin · web-flow · commit ea75c4e6e810 · 2024-02-13T14:07:15.000+09:00
diff --git a/src/guide/essentials/watchers.md b/src/guide/essentials/watchers.md
@@ -291,6 +291,7 @@ export default {
   }
 }
 ```
+
 </div>
 
 <div class="composition-api">
