Bump celery from 5.6.2 to 5.6.3

Bumps [celery](https://github.com/celery/celery) from 5.6.2 to 5.6.3.
- [Release notes](https://github.com/celery/celery/releases)
- [Changelog](https://github.com/celery/celery/blob/v5.6.3/Changelog.rst)
- [Commits](celery/celery@v5.6.2...v5.6.3)

---
updated-dependencies:
- dependency-name: celery
  dependency-version: 5.6.3
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

requirements.in

@@ -1,4 +1,4 @@
-celery==5.6.2
+celery==5.6.3
 minio==7.2.20
 requests==2.33.0
 Flask==3.1.3

requirements.txt

@@ -26,7 +26,7 @@ blinker==1.9.0
     # via flask
 cattrs==25.1.1
     # via requests-cache
-celery==5.6.2
+celery==5.6.3
     # via -r requirements.in
 certifi==2025.8.3
     # via