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- Replace outdated noqa 503 with noqa no-handler
- Drop outdated and not needed noqa 505 for include_vars
- Drop outdated noqa deprecated-command-syntax for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

@@ -1549,7 +1549,7 @@
   - name: Cleanup test environment.
     ansible.builtin.include_tasks: env_cleanup.yml
 
-  - name: Remove certificate files.  # noqa: deprecated-command-syntax
+  - name: Remove certificate files.
     ansible.builtin.shell: rm -f "private{{ item }}.key" "cert{{ item }}.pem" "cert{{ item }}.der" "cert{{ item }}.b64"
     with_items: [1]
     become: no