ansible Amazon Linux 2のパッケージ管理でdnfのバージョンが検出できない
FAILED! => {"ansible_facts": {"pkg_mgr": "unknown"}, "changed": false,
"msg": ["Could not detect which major revision of dnf is in use,
which is required to determine module backend.",
"You should manually specify use_backend to tell the module
whether to use the dnf4 or dnf5 backend})"]}