[Security] Bump electron from 4.0.4 to 4.0.8

Bumps [electron](https://github.com/electron/electron) from 4.0.4 to 4.0.8. **This update includes a security fix.**
- [Release notes](https://github.com/electron/electron/releases)
- [Commits](electron/electron@v4.0.4...v4.0.8)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

Author: dependabot-preview[bot]

package.json

@@ -14,7 +14,7 @@
     "@fortawesome/free-brands-svg-icons": "^5.7.1",
     "@fortawesome/free-solid-svg-icons": "^5.7.1",
     "@fortawesome/vue-fontawesome": "^0.1.7",
-    "electron": "^4.0.4",
+    "electron": "^4.0.8",
     "vue": "^2.5.22"
   },
   "devDependencies": {

yarn.lock

@@ -3369,10 +3369,10 @@ electron-to-chromium@^1.3.284:
   resolved "https://registry.yarnpkg.com/electron-to-chromium/-/electron-to-chromium-1.3.291.tgz#30b3560e24636eceab2394a3d4a6c228bef3376c"
   integrity sha512-S/VV87D03cZqIYS5/8sVPp086tGcSW8+VxLArS2L0YzhhhVk+h1n/jKWW5tKo66EQzqqhBW48zw61t5L8zA1ew==
 
-electron@^4.0.4:
-  version "4.0.4"
-  resolved "https://registry.yarnpkg.com/electron/-/electron-4.0.4.tgz#638e32ccbe9ded1124c3e6dbbaa1e16d37c32019"
-  integrity sha512-zG5VtLrmPfmw1fXY/3BEtRZk7OZ7djQhweZ6rW+R5NeF6s8RTz/AwTGtLoBo4z8wmJ5QTy0Y941FZw4pe5YlpA==
+electron@^4.0.8:
+  version "4.0.8"
+  resolved "https://registry.yarnpkg.com/electron/-/electron-4.0.8.tgz#b7998b16543d2094f081757a0c5afdb8875ea510"
+  integrity sha512-FOBJIHkuv8wc15N+ZyqwDzPavYVu5CHMBEf14jHDWv7QW2vkEIpJjVK+PIT31kfZfvjsIP0j2wvA/FBsiqB7pw==
   dependencies:
     "@types/node" "^10.12.18"
     electron-download "^4.1.0"