Change Details

Notifies users that upgrading from `-CURRENT` or `-STABLE` is unsupported by `freebsd-update`. Also ensures `--currently-running` provides a correctly formatted release (As done by `-r`).

Notifies users that upgrading from `-CURRENT` or `-STABLE` is unsupported by `freebsd-update`. Also ensures `--currently-running` provides a correctly formatted release (As done by `-r`). PR: 234771

Notifies users that upgrading from `-CURRENT` or `-STABLE` is unsupported by `freebsd-update`. Also ensures `--currently-running` provides a correctly formatted release (As done by `-r`). PR: 234771