devel/electron34: update to 34.5.7

Changelog: https://github.com/electron/electron/releases/tag/v34.5.7

Reported by: GitHub (watch releases)
MFH: 2025Q2
Security: 47ef0ac6-38fc-4b35-850b-c794f04619fe

(cherry picked from commit 0ea6f59690f71fed7ad7294635c2edb3a5031053)