* Get rid of system() calls
* Work around '/usr/share/mini' showing up on GitHub Actions (probably due to psutil truncation)
https://github.com/ray-project/ray/runs/722480047?check_suite_focus=true
* Don't check for socket max path length on Windows
* Don't check for socket existence on Windows
* Fix race condition in Windows fate-sharing
* Work around missing .exe extension for Redis tests
* Add more tests to GitHub Actions
Co-authored-by: Mehrdad <noreply@github.com>