Bump electron from 7.1.2 to 7.1.3 (#19)

Bumps [electron](https://github.com/electron/electron) from 7.1.2 to 7.1.3.
- [Release notes](https://github.com/electron/electron/releases)
- [Commits](https://github.com/electron/electron/compare/v7.1.2...v7.1.3)

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

package.json

@@ -3,7 +3,7 @@
   "version": "1.0.0",
   "main": "app.js",
   "dependencies": {
-    "electron": "^7.1.2",
+    "electron": "^7.1.3",
     "socket.io": "*"
   },
   "repository": {