Bump node-fetch from 2.6.1 to 3.1.1

Bumps [node-fetch](https://github.com/node-fetch/node-fetch) from 2.6.1 to 3.1.1.
- [Release notes](https://github.com/node-fetch/node-fetch/releases)
- [Changelog](https://github.com/node-fetch/node-fetch/blob/main/docs/CHANGELOG.md)
- [Commits](node-fetch/node-fetch@v2.6.1...v3.1.1)

---
updated-dependencies:
- dependency-name: node-fetch
  dependency-type: direct:production
...

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Author: dependabot[bot]

Dockerfile

@@ -23,7 +23,7 @@
     "express": "^4.17.1",
     "mocha": "^8.4.0",
     "mongoose": "^5.12.12",
-    "node-fetch": "^2.6.1",
+    "node-fetch": "^3.1.1",
     "supertest": "^6.1.3"
   }
 }