chore(deps): update dependency puppeteer to ^1.18.1 (#2072)

Author: renovate[bot]

package-lock.json

@@ -100,7 +100,7 @@
     "memfs": "^2.15.4",
     "npm-run-all": "^4.1.5",
     "prettier": "^1.18.2",
-    "puppeteer": "^1.18.0",
+    "puppeteer": "^1.18.1",
     "rimraf": "^2.6.3",
     "standard-version": "^6.0.1",
     "style-loader": "^0.23.1",