Mohammad Ali

fix: `Parse.Query.distinct` fails due to invalid aggregate stage 'hint'

7

## Pull Request - Report security issues [confidentially](https://github.com/parse-community/parse-server/security/policy). - Any contribution is under this [license](https://github.com/parse-community/parse-server/blob/alpha/LICENSE). - Link this pull request to an [issue](https://github.com/parse-community/parse-server/issues/8804). ## Issue Closes: #8804 ## Approach When...