feat: persist isAccountSyncingReadyToBeDispatched statue value (#5147)

## Explanation

This PR changes the `isAccountSyncingReadyToBeDispatched` state value so
it is persisted.

## References

## Changelog

### `@metamask/profile-sync-controller`

- **CHANGED**: `isAccountSyncingReadyToBeDispatched` state value is now
persisted

## Checklist

- [x] I've updated the test suite for new or updated code as appropriate
- [x] I've updated documentation (JSDoc, Markdown, etc.) for new or
updated code as appropriate
- [x] I've highlighted breaking changes using the "BREAKING" category
above as appropriate
- [x] I've prepared draft pull requests for clients and consumer
packages to resolve any breaking changes

packages/profile-sync-controller/src/controllers/user-storage/UserStorageController.ts

@@ -126,7 +126,7 @@ const metadata: StateMetadata<UserStorageControllerState> = {
     anonymous: false,
   },
   isAccountSyncingReadyToBeDispatched: {
-    persist: false,
+    persist: true,
     anonymous: false,
   },
   isAccountSyncingInProgress: {