security/vuxml: remove duplicate OpenSSL entry

Reference FreeBSD-SA-26:35.openssl in the existing entry for OpenSSL
CVE-2026-7383, CVE-2026-9076, CVE-2026-34180, CVE-2026-34181,
CVE-2026-34182, CVE-2026-34183, CVE-2026-42764, CVE-2026-42766,
CVE-2026-42767, CVE-2026-42768, CVE-2026-42769, CVE-2026-42770,
CVE-2026-45445, CVE-2026-45446 and CVE-2026-45447 instead of duplicating
the entry.

FreeBSD-SA-26:35.openssl affected all supported versions of FreeBSD.