Build, selftest, and package on macOS 27, Engine tests on macOS 27, Swift lint and tests on macOS 27 +3

The GitHub App installation of this repository has not granted Actions: read, so GitHub keeps its job logs from GitCafe. An owner of the GitHub account can grant it in the installation's settings on GitHub (Settings, GitHub Apps, Configure), then retry. https://github.com/samanyudas/miri/runs/129693218914Request ID: e17d07d526fc16cf1c08c9d57387ff3bCopy