Mac builds fail due to deprecated macos 11

[eventual-recluse]

Plugin builds failed for mac with the following error. (Build completed when environment was changed to macos-12.)

Error:

macos (macos-universal)
GitHub Actions has encountered an internal error when running your job.
macos (macos-intel)
GitHub Actions has encountered an internal error when running your job.
macos (macos-intel)
This is a scheduled macOS-11 brownout. The macOS-11 environment is deprecated and will be removed on June 28th, 2024.

Also got the following deprecation warnings:

macos (macos-intel)
Node.js 16 actions are deprecated. Please update the following actions to use Node.js 20: actions/upload-artifact@v3. For more information see: https://github.blog/changelog/2023-09-22-github-actions-transitioning-from-node-16-to-node-20/.
macos (macos-universal)
Node.js 16 actions are deprecated. Please update the following actions to use Node.js 20: actions/upload-artifact@v3. For more information see: https://github.blog/changelog/2023-09-22-github-actions-transitioning-from-node-16-to-node-20/.
linux (linux-x86_64)
Node.js 16 actions are deprecated. Please update the following actions to use Node.js 20: actions/upload-artifact@v3. For more information see: https://github.blog/changelog/2023-09-22-github-actions-transitioning-from-node-16-to-node-20/.