Fixes for ansible-lint 6.22.1

- Replace outdated noqa 503 with noqa no-handler
- Drop outdated and not needed noqa 505 for include_vars
- Drop outdated noqa deprecated-command-syntax for
  ansible.builtin.shell using cmd tag

These warnings have been reported by utils/lint_check.sh using
ansible-lint 6.22.1.

tests/group/test_group.yml

@@ -283,7 +283,7 @@
       register: result
       failed_when: result.changed or result.failed
 
-    # user
+  # user
 
   - name: Ensure users user1, user2 and user3 are present in group group1
     ipagroup: