fix: upgrade express from 4.17.1 to 4.17.2

Snyk has created this PR to upgrade express from 4.17.1 to 4.17.2.

See this package in npm:
https://www.npmjs.com/package/express

See this project in Snyk:
https://app.snyk.io/org/acinader/project/21343059-02d9-4182-87d7-718a44b181ef?utm_source=github&utm_medium=referral&page=upgrade-pr

Author: snyk-bot

package-lock.json

@@ -31,7 +31,7 @@
     "commander": "5.1.0",
     "cors": "2.8.5",
     "deepcopy": "2.1.0",
-    "express": "4.17.1",
+    "express": "4.17.2",
     "follow-redirects": "1.14.7",
     "graphql": "15.7.1",
     "graphql-list-fields": "2.0.2",