CLSA-2026-1777541282 glib2: Fix of 2 CVEs

CVE-2023-29499: fix GVariant offset table entry size which is not checked in isnormal. - CVE-2023-32636: remediate GVariant deserialisation timeout regression introduced by the CVE-2023-29499 fix. - Backported upstream MR 3126 22 commits from centos8.5els...