webkitgtk: 2.38.2 -> 2.38.3
https://webkitgtk.org/2022/12/22/webkitgtk2.38.3-released.html
https://webkitgtk.org/security/WSA-2022-0011.html
Fixes: CVE-2022-42852, CVE-2022-42856, CVE-2022-42867, CVE-2022-46692,
CVE-2022-46698, CVE-2022-46699, CVE-2022-46700
(cherry picked from commit 5880a6a2c8a7ea31896b8aa642fa2bf8b458c89d)