Merge branch 'update-user-access' into 'master'

Remove deprecated user access in topology.yml

See merge request muni-kypo-trainings/games/locust-3302!3

topology.yml

@@ -62,7 +62,4 @@ router_mappings:
     network: outside-network
     ip: 10.1.0.1
 
-groups:
-  - name: user-accessible
-    nodes:
-      - attacker
+groups: []