build(deps): bump django

Bumps [django](https://github.com/django/django) from 5.1 to 5.1.1.
- [Commits](django/django@5.1...5.1.1)

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

Signed-off-by: dependabot[bot] <[email protected]>

lib/workload/stateless/stacks/metadata-manager/deps/requirements-slim.txt

@@ -4,7 +4,7 @@
 aws-xray-sdk # intentionally leave out version, the daily release of this dep is ok
 djangorestframework==3.15.2
 djangorestframework-camel-case==1.4.2
-Django==5.1
+Django==5.1.1
 django-cors-headers==4.4.0
 django-environ==0.11.2
 django-simple-history==3.7.0