[deps] Update celery requirement from ~=5.4.0 to >=5.4,<5.6#468

nemesifier merged 3 commits intomasteropenwisp/openwisp-utils:masterfrom

dependabot/pip/celery-gte-5.4-and-lt-5.6openwisp/openwisp-utils:dependabot/pip/celery-gte-5.4-and-lt-5.6Copy head branch name to clipboard