chore(deps): update ghcr.io/goauthentik/server docker tag to v2024.8.4

docker-compose/authentik/compose.yaml

@@ -31,7 +31,7 @@ services:
       - redis_data:/data
     restart: unless-stopped
   server:
-    image: ghcr.io/goauthentik/server:2024.8.3
+    image: ghcr.io/goauthentik/server:2024.8.4
     container_name: authentik-server
     command: server
     environment:
@@ -65,7 +65,7 @@ services:
       - redis
     restart: unless-stopped
   worker:
-    image: ghcr.io/goauthentik/server:2024.8.3
+    image: ghcr.io/goauthentik/server:2024.8.4
     container_name: authentik-worker
     command: worker
     environment: