Github actions produce a lot of warnings

[martin-g]

Describe the bug

For example https://github.com/martin-g/arrow-datafusion-python/actions/runs/3591220901 produced:

generate-license
Node.js 12 actions are deprecated. 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, actions-rs/toolchain@v1, actions/upload-artifact@v2

generate-license
The `set-output` command is deprecated and will be disabled soon. Please upgrade to using Environment Files. For more information see: https://github.blog/changelog/2022-10-11-github-actions-deprecating-save-state-and-set-output-commands/


Manylinux
Node.js 12 actions are deprecated. 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, actions/download-artifact@v2, actions/upload-artifact@v2

Manylinux
The `set-output` command is deprecated and will be disabled soon. Please upgrade to using Environment Files. For more information see: https://github.blog/changelog/2022-10-11-github-actions-deprecating-save-state-and-set-output-commands/


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To Reproduce

Check the Summary of any workflow in Github Actions.

Expected behavior

0 or close to 0 warnings.

Additional context