Reason: CentOS Stream is on a different EOL timeline than AlmaLinux and RHEL. AlmaLinux will be used as the primary representative to have closest testing/build to RHEL 8 and RHEL 9. This will also reduce infra cost and CI/CD execution time on Salt repo for PRs, branch merges, and releases
Drop FreeBSD
Reason: Not currently in the Salt CI/CD test and build suites, and being dropped from salt-bootstrap CI/CD
Several operating system modifications: