devel/electron33: update to 33.4.8
Changelog:
- https://github.com/electron/electron/releases/tag/v33.4.7
- https://github.com/electron/electron/releases/tag/v33.4.8
Reported by: GitHub (watch releases)
MFH: 2025Q1
Security: 01a7e1e1-d249-4dd8-9a4a-ef95b5747afb
(cherry picked from commit 8a0c60baef483cbef59d62f4cce013fed7ceda4d)