build(deps): bump celery from 4.4.6 to 5.2.2 in /src

Bumps [celery](https://github.com/celery/celery) from 4.4.6 to 5.2.2.
- [Release notes](https://github.com/celery/celery/releases)
- [Changelog](https://github.com/celery/celery/blob/master/Changelog.rst)
- [Commits](celery/celery@v4.4.6...v5.2.2)

---
updated-dependencies:
- dependency-name: celery
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

src/requirements.txt

@@ -16,6 +16,6 @@ six==1.14.0
 pytest-django==3.8.0
 django-import-export==2.1.0
 pandas==1.1.2
-celery==4.4.6
+celery==5.2.2
 django-redis==4.11.0
 pyminizip==0.2.4