MGASA-2026-0252 Updated imagemagick packages fix security vulnerabilities

The updated packages fix numerous security vulnerabilities: Code injection in HTML encoder due to incomplete fix of CVE-2026-25797. CVE-2026-25797 Heap Buffer Underwrite in Floyd-Steinberg depth dithering. CVE-2026-48724 Infinite Loop in subimage-search with crafted image. CVE-2026-48733 Stack...