Node.js 12 actions are deprecated.

[thomasmerz]

For more information see:
https://github.blog/changelog/2022-09-22-github-actions-all-actions-will-begin-running-on-node16-instead-of-node12/.

Please update the following actions to use Node.js 16: actions/checkout@v2
Using version v3, latest or master: actions/checkout#689

Please update the following actions to use Node.js 16: maxam2017/productive-box@master