Update puppeteer to the latest version 🚀 (#1116)

* chore(package): update puppeteer to version 1.18.0

* chore(package): update lockfile package-lock.json

Author: greenkeeper[bot]

package-lock.json

@@ -85,7 +85,7 @@
     "node-sass": "4.12.0",
     "parse-server": "github:parseplatform/parse-server#master",
     "path-to-regexp": "3.0.0",
-    "puppeteer": "1.17.0",
+    "puppeteer": "1.18.0",
     "react-test-renderer": "16.8.6",
     "request": "2.87.0",
     "request-promise": "4.2.4",