devel/electron25: update to 25.9.6

Changelog: https://github.com/electron/electron/releases/tag/v25.9.6

Reported by: GitHub (watch releases)
MFH: 2023Q4
Security: 147353a3-c33b-46d1-b751-e72c0d7f29df

(cherry picked from commit 3a2ade88f49b37929ea62a1b884440ebe14f0915)