Node.js 16 actions are deprecated

[tompollard]

Builds are failing with Node.js 16 actions are deprecated.

See: https://github.blog/changelog/2023-09-22-github-actions-transitioning-from-node-16-to-node-20/

Fix appears to be at: https://docs.github.com/en/actions/creating-actions/metadata-syntax-for-github-actions#runs-for-javascript-actions