ghostscript: fix CVE-2023-38559

A buffer overflow flaw was found in base/gdevdevn.c:1973 in devn_pcx_write_rle()
in ghostscript. This issue may allow a local attacker to cause a denial of service
via outputting a crafted PDF file for a DEVN device with gs.

Reference:
https://nvd.nist.gov/vuln/detail/CVE-2023-38559

Upstream patch:
https://git.ghostscript.com/?p=ghostpdl.git;a=commitdiff;h=d81b82c70bc1fb9991bb95f1201abb5dea55f57f



Signed-off-by: Archana Polampalli <archana.polampalli@windriver.com>
Signed-off-by: Steve Sakoman <steve@sakoman.com>