Source of CVE-2023-43115

[[CVE#ghostscript]]

- https://www.cve.org/CVERecord?id=CVE-2023-43115

- https://bugs.ghostscript.com/show_bug.cgi?id=707051
- https://git.ghostscript.com/?p=ghostpdl.git%3Ba=commit%3Bh=e59216049cac290fb437a04c4f41ea46826cfba5