security/vuxml: reference FreeBSD-SA-25:08.openssl

Add a reference to FreeBSD-SA-25:08.openssl (issued 2025-09-30) to the
vuxml entry for OpenSSL CVE-2025-9230, CVE-2025-9231 and CVE-2025-9232.

FreeBSD-SA-25:08.openssl affects all supported versions of FreeBSD