Bump celery from 5.0.2 to 5.1.2#1976

dependabot-preview[bot] wants to merge 1 commit intov0.21.0openhealthcare/opal:v0.21.0from

dependabot/pip/celery-5.1.2openhealthcare/opal:dependabot/pip/celery-5.1.2Copy head branch name to clipboard