combine all 0.82.0 changelog entries (#54088)

Test Plan:
## Changelog: [INTERNAL]

Pull Request resolved: #54088
Imported from GitHub, without a `Test Plan:` line.

Reviewed By: fabriziocucci

Differential Revision: D84105761

Pulled By: vzaidman

fbshipit-source-id: 0f3ad014f04b02d91cbb2fb7951d7a57d27df963

Author: vzaidman