chore(package): update coveralls to version 3.0.3

Closes #403

Author: greenkeeper[bot]

package.json

@@ -47,7 +47,7 @@
     "uuid": "3.2.1"
   },
   "devDependencies": {
-    "coveralls": "3.0.0",
+    "coveralls": "3.0.3",
     "eslint": "4.18.1",
     "eslint-plugin-import": "2.10.0",
     "eslint-config-standard": "11.0.0",