ghostscript: ignore CVE-2025-27833
Vulnerable code was introduced in 9.56.0, so 9.55.0 is not affected yet
Commit introducing vulnerable feature:
* https://cgit.ghostscript.com/cgi-bin/cgit.cgi/ghostpdl.git/commit/pdf/pdf_fmap.c?id=
0a1d08d91a95746f41e8c1d578a4e4af81ee5949
Commit fixing the vulnerability:
* https://cgit.ghostscript.com/cgi-bin/cgit.cgi/ghostpdl.git/commit/?id=
477e36cfa1faa0037069a22eeeb4fc750733f120
Signed-off-by: Peter Marko <peter.marko@siemens.com>
Signed-off-by: Steve Sakoman <steve@sakoman.com>