Update electron from 3.0.2 to 3.0.3 in /

Author: dependencies-bot

package-lock.json

@@ -84,7 +84,7 @@
     "docpack-jsdoc-extractor": "0.0.7",
     "docpack-markdown-extractor": "0.0.3",
     "docpack-page-generator": "0.0.8",
-    "electron": "3.0.2",
+    "electron": "3.0.3",
     "enzyme": "3.7.0",
     "enzyme-adapter-react-16": "1.6.0",
     "eslint": "^5.6.1",