Bump electron from 25.2.0 to 25.8.4 in /client

Bumps [electron](https://github.com/electron/electron) from 25.2.0 to 25.8.4.
- [Release notes](https://github.com/electron/electron/releases)
- [Changelog](https://github.com/electron/electron/blob/main/docs/breaking-changes.md)
- [Commits](electron/electron@v25.2.0...v25.8.4)

---
updated-dependencies:
- dependency-name: electron
  dependency-type: direct:development
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

client/package-lock.json

@@ -28,7 +28,7 @@
   "author": "Doyensec",
   "license": "ISC",
   "devDependencies": {
-    "electron": "^25.2.0",
+    "electron": "^25.8.4",
     "electron-builder": "^23.0.2"
   },
   "dependencies": {