Update docker.io/library/redis Docker tag to v8

is_staff got removed in 4.5.0.
See: https://github.com/netbox-community/netbox/releases/tag/v4.5.0

resources/chaosknoten/tickets/docker_compose/compose.yaml.j2

@@ -13,7 +13,7 @@ services:
     restart: unless-stopped
 
   redis:
-    image: docker.io/library/redis:7.4.7
+    image: docker.io/library/redis:8.4.0
     ports:
       - "6379:6379"
     volumes:

roles/netbox/files/custom_pipeline_oidc_group_and_role_mapping.py

@@ -40,7 +40,6 @@ def remove_groups(response, user, backend, *args, **kwargs):
 def set_roles(response, user, backend, *args, **kwargs):
     # Remove Roles temporary
     user.is_superuser = False
-    user.is_staff = False
     try:
         groups = response['groups']
     except KeyError:
@@ -51,5 +50,4 @@ def set_roles(response, user, backend, *args, **kwargs):
 
     # Set roles is role (superuser or staff) is in groups
     user.is_superuser = True if 'superusers' in groups else False
-    user.is_staff = True if 'staff' in groups else False
     user.save()