CLSA-2026-1792591590 ImageMagick: Fix of 7 CVEs

CVE-2026-105081: deny dangling/looping symlinks in path policy checks - CVE-2026-105403: check the coder policy against the coder actually used also CVE-2026-106579 - CVE-2026-105404: escape labels written into PostScript/PDF output - CVE-2026-105823: apply the path policy to CUT palette files...