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

Updates the requirements on [celery](https://github.com/celery/celery) to permit the latest version.
- [Release notes](https://github.com/celery/celery/releases)
- [Changelog](https://github.com/celery/celery/blob/main/Changelog.rst)
- [Commits](celery/celery@v5.4.0...v5.5.2)

---
updated-dependencies:
- dependency-name: celery
  dependency-version: 5.5.2
  dependency-type: direct:development
...

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

Author: dependabot[bot]

setup.py

@@ -54,7 +54,7 @@
             'pytest-asyncio~=0.24.0',
             'pytest-django~=4.10.0',
         ],
-        'celery': ['celery~=5.4.0'],
+        'celery': ['celery>=5.4,<5.6'],
         'selenium': ['selenium>=4.10,<4.30'],
     },
     classifiers=[