Merge pull request #691 from mozilla/dependabot/npm_and_yarn/userData/express-4.17.1

Bump express from 2.4.3 to 4.17.1 in /userData

userData/package.json

@@ -3,7 +3,7 @@
   , "version": "0.0.1"
   , "private": true
   , "dependencies": {
-      "express": "2.4.3"
+      "express": "4.17.1"
     , "bcrypt": "0.2.4"
   }
 }