Bump django from 5.0.7 to 5.0.8 in /manager

Bumps [django](https://github.com/django/django) from 5.0.7 to 5.0.8.
- [Commits](django/django@5.0.7...5.0.8)

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

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

manager/requirements.txt

@@ -19,7 +19,7 @@ coreapi==2.3.3
 coreschema==0.0.4
 cryptography==42.0.4
 daphne==4.1.2
-Django==5.0.7
+Django==5.0.8
 django-auth-ldap==4.8.0
 django-cors-headers==4.4.0
 django-webpack-loader==0.7.0