通常作業外で追従済の php/doc-en#3415 のrevtagをその後の追従状況も含め推移的に更新 - #429

Node.js 20 is deprecated. The following actions target Node.js 20 but are being forced to run on Node.js 24: actions/checkout@v4, actions/upload-artifact@v4. For more information see: https://github.blog/changelog/2025-09-19-deprecation-of-node-20-on-github-actions-runners/