Update celery to 5.5.3#381

pyup-bot wants to merge 1 commit intomastertwalker1998/obis_api:masterfrom

pyup-update-celery-5.0.2-to-5.5.3twalker1998/obis_api:pyup-update-celery-5.0.2-to-5.5.3Copy head branch name to clipboard