Merge pull request #178 from vector-im/jryans/electron-12.0.2

Upgrade to Electron 12.0.2

package.json

@@ -39,8 +39,8 @@
   },
   "devDependencies": {
     "asar": "^2.0.1",
-    "electron-builder": "22.9.1",
-    "electron-builder-squirrel-windows": "22.9.1",
+    "electron-builder": "22.10.5",
+    "electron-builder-squirrel-windows": "22.10.5",
     "electron-devtools-installer": "^3.1.1",
     "electron-notarize": "^1.0.0",
     "eslint": "7.3.1",
@@ -62,7 +62,7 @@
   },
   "build": {
     "appId": "im.riot.app",
-    "electronVersion": "11.4.1",
+    "electronVersion": "12.0.2",
     "files": [
       "package.json",
       {