fix indentation

Author: WillNilges

infra/ansible/roles/knot_authoritative/templates/knot.conf.j2

@@ -127,7 +127,7 @@ acl:
     update-owner-match: equal
     update-owner-name: acme-challenge.airflow.mesh.nycmesh.net.
     key: k8s.lb.prod1
-- id: acl-update-jenkins
+  - id: acl-update-jenkins
     action: update
     update-type: [TXT]
     update-owner-match: equal