[Docs]: Sync backup to S3

### Problem Statement

`[The steps are not working for users](https://www.notion.so/appsmith/Sync-backup-to-S3-c8d7aed766d044d394a78f1b830514eb?pvs=4)`.

### Use Cases / User query reference

Update the steps for accuracy.

### Audio/Video Recording

_No response_

### Product Requirements Document

_No response_

### Other Relevant Links

https://theappsmith.slack.com/archives/C0341RERY4R/p1716486482016239?thread_ts=1716324825.972539&cid=C0341RERY4R

### Checklist

- [X] Reviewed existing documentation to ensure this request is not duplicated.
- [X] Attached relevant media or supporting materials like links to the PRD, feature recordings, Slack or Discord links, and any other relevant resources.