libpq security update

13.23-3 - Add BuildRequires for perl-File-Compare needed by genbki.pl - Related: RHEL-192239 13.23-2 - Backport fixes for CVE-2026-6478, CVE-2026-6637, CVE-2026-6477, CVE-2026-6475, CVE-2026-6473 from PostgreSQL 14.23 - Resolves: RHEL-192239...