docs: wrap state updates after await in startTransition (#8443)

Author: Dotify71

src/content/reference/rsc/use-server.md

@@ -179,7 +179,7 @@ Server Functions are exposed server endpoints and can be called anywhere in clie
 
 When using a Server Function outside a [form](/reference/react-dom/components/form), call the Server Function in a [Transition](/reference/react/useTransition), which allows you to display a loading indicator, show [optimistic state updates](/reference/react/useOptimistic), and handle unexpected errors. Forms will automatically wrap Server Functions in transitions.
 
-```js {9-12}
+```js {9-14}
 import incrementLike from './actions';
 import { useState, useTransition } from 'react';
 
@@ -190,7 +190,9 @@ function LikeButton() {
   const onClick = () => {
     startTransition(async () => {
       const currentCount = await incrementLike();
-      setLikeCount(currentCount);
+      startTransition(() => {
+        setLikeCount(currentCount);
+      });
     });
   };