security/vuxml: add FreeBSD SAs issued on 2025-01-29

FreeBSD-SA-25:01.openssh affects FreeBSD 14.1
FreeBSD-SA-25:02.fs affects all supported versions of FreeBSD
FreeBSD-SA-25:03.etcupdate affects all supported versions of FreeBSD
FreeBSD-SA-25:04.ktrace affects FreeBSD 14.2