test/configuration: Allow server-snippets

Related to swh/infra/sysadm-environment#5165

cluster-components/values/test-staging-rke2.yaml

@@ -11,12 +11,6 @@ svix:
       cert-manager.io/cluster-issuer: letsencrypt-production-gandi
       kubernetes.io/tls-acme: "true"
       nginx.ingress.kubernetes.io/force-ssl-redirect: "true"
-      nginx.ingress.kubernetes.io/server-snippet: |
-        location /save/origin/visit/webhook {
-          allow 10.42.0.0/16;
-          allow 10.43.0.0/16;
-          deny all;
-        }
     whitelistSourceRange:
       # cluster internal range ip
       - 10.42.0.0/16