Node.js 16 actions are deprecated. Please update the following actions to use Node.js 20: shivammathur/setup-php@1a18b2267f80291a81ca1d33e7c851fe09e7dfc4, actions/checkout@8e5e7e5ab8b370d6c329ec480221332ada57f0ab. For more information see: https://github.blog/changelog/2023-09-22-github-actions-transitioning-from-node-16-to-node-20/.