CLSA-2026-1771417949 grub2: Fix of CVE-2025-61662

CVE-2025-61662: fix use-after-free in gettext/gettext due to unregistered gettext command on module unload...

CLSA-2026-1771409383 grub2: Fix of CVE-2025-61662

CVE-2025-61662: gettext: Use-after-free due to gettext command not being unregistered on module unload...