docs: fixed a typo in watchers.md (#332)

src/api/composition-api-helpers.md

@@ -134,5 +134,5 @@ Used to generate unique-per-application IDs for accessibility attributes or form
   If you have more than one Vue application instance of the same page, you can avoid ID conflicts by giving each app an ID prefix via [`app.config.idPrefix`](/api/application#app-config-idprefix).
 
   :::warning Caution
-  `useId()` should be not be called inside a `computed()` property as it may cause instance conflicts. Instead, declare the ID outside of `computed()` and reference it within the computed function.
+  `useId()` should not be called inside a `computed()` property as it may cause instance conflicts. Instead, declare the ID outside of `computed()` and reference it within the computed function.
   :::

src/guide/essentials/watchers.md

@@ -474,7 +474,7 @@ export default {
 
 </div>
 
-This works in versions before 3.5. In addition, `onCleanup` passed via function argument is bound to the watcher instance so it is not subject to the synchronously constraint of `onWatcherCleanup`.
+This works in versions before 3.5. In addition, `onCleanup` passed via function argument is bound to the watcher instance so it is not subject to the synchronous constraint of `onWatcherCleanup`.
 
 ## توقيت تنفيذ الدالة المعالجة {#callback-flush-timing}