upgrade electron

package.json

@@ -39,7 +39,7 @@
     "babel-plugin-transform-object-rest-spread": "^6.26.0",
     "babel-preset-env": "^1.6.1",
     "babel-preset-react": "^6.16.0",
-    "electron": "^7.0.1",
+    "electron": "^8.0.0",
     "electron-builder": "^22.3.2",
     "electron-builder-notarize": "^1.1.2",
     "eslint": "^5.16.0 || ^6.1.0",

yarn.lock

@@ -2018,10 +2018,10 @@ electron-to-chromium@^1.3.30:
   resolved "https://registry.npmjs.org/electron-to-chromium/-/electron-to-chromium-1.3.33.tgz#bf00703d62a7c65238136578c352d6c5c042a545"
   integrity sha1-vwBwPWKnxlI4E2V4w1LWxcBCpUU=
 
-electron@^7.0.1:
-  version "7.0.1"
-  resolved "https://registry.yarnpkg.com/electron/-/electron-7.0.1.tgz#6da2c07aa0513d3d156b5b027f317e0959261d43"
-  integrity sha512-eMFoZIO0+eOAE9FyNC/f0Vp8l/sJziTMK+axEt2XIpGCagom1IZgUKPGwmHUcftZCX5lNKh+Tv53T0GcNnNTKQ==
+electron@^8.0.0:
+  version "8.0.0"
+  resolved "https://registry.yarnpkg.com/electron/-/electron-8.0.0.tgz#b5f105cda6985ca2f2496de15e44b2bbb0c8e4f4"
+  integrity sha512-vBXUKRqTUq0jv1upvISdvScDDH3uCPwXj4eA5BeR3UDbJp2hOhq7eJxwjIQbfLQql98aYz4X6pSlzBnhfyQqHA==
   dependencies:
     "@electron/get" "^1.0.1"
     "@types/node" "^12.0.12"