Update Puppeteer to fix bug in tests.

Author: sebadoom

package-lock.json

@@ -53,7 +53,7 @@
     "node-jose": "^1.0.0",
     "promise.any": "^0.1.1",
     "pug": "^2.0.0-rc.4",
-    "puppeteer": "^1.0.0",
+    "puppeteer": "^1.11.0",
     "request-promise-native": "^1.0.5",
     "sinon": "^4.2.2",
     "sinon-chai": "^2.14.0",