SUSE-SU-2026:21380-1 Security update for ImageMagick

This update for ImageMagick fixes the following issues: - CVE-2026-32259: stack out-of-bounds write due to a memory allocation failure in the sixel encoder can lead to a crash bsc1259612. - CVE-2026-32636: out-of-bounds write of a single zero byte due to bug the NewXMLTree method can lead to deni...