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- Replace outdated noqa 503 with noqa no-handler
- Drop outdated and not needed noqa 505 for include_vars
- Drop outdated noqa deprecated-command-syntax for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_groups_present_slice.yml

@@ -11,7 +11,7 @@
   tasks:
   - name: Include groups.json
     ansible.builtin.include_vars:
-      file: groups.json  # noqa 505
+      file: groups.json
 
   - name: Size of groups slice.
     ansible.builtin.debug: