fix: upgrade deepcopy from 2.0.0 to 2.1.0 (#6886)

Snyk has created this PR to upgrade deepcopy from 2.0.0 to 2.1.0.

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

See this project in Snyk:
https://app.snyk.io/org/acinader/project/8c1a9edb-c8f5-4dc1-b221-4d6030a323eb?utm_source=github&utm_medium=upgrade-pr

Author: snyk-bot

package-lock.json

@@ -31,7 +31,7 @@
     "body-parser": "1.19.0",
     "commander": "5.1.0",
     "cors": "2.8.5",
-    "deepcopy": "2.0.0",
+    "deepcopy": "2.1.0",
     "express": "4.17.1",
     "follow-redirects": "1.13.0",
     "graphql": "15.3.0",