fix: electron/package.json to reduce vulnerabilities

The following vulnerabilities are fixed with an upgrade:
- https://snyk.io/vuln/SNYK-JS-ELECTRON-8302899
- https://snyk.io/vuln/SNYK-JS-ELECTRON-8302889
- https://snyk.io/vuln/SNYK-JS-ELECTRON-8302877
- https://snyk.io/vuln/SNYK-JS-ELECTRON-8302881
- https://snyk.io/vuln/SNYK-JS-ELECTRON-8302883
- https://snyk.io/vuln/SNYK-JS-ELECTRON-8302885
- https://snyk.io/vuln/SNYK-JS-ELECTRON-8302887
- https://snyk.io/vuln/SNYK-JS-ELECTRON-8302893
- https://snyk.io/vuln/SNYK-JS-ELECTRON-8302895
- https://snyk.io/vuln/SNYK-JS-ELECTRON-8302891
- https://snyk.io/vuln/SNYK-JS-ELECTRON-8230426
- https://snyk.io/vuln/SNYK-JS-ELECTRON-8302879
- https://snyk.io/vuln/SNYK-JS-ELECTRON-8302897

electron/package.json

@@ -72,7 +72,7 @@
         "postinstall": "electron-builder install-app-deps"
     },
     "devDependencies": {
-        "electron": "^15.2.0",
+        "electron": "^31.7.2",
         "electron-builder": "22.13.1"
     },
     "dependencies": {}