Bump node-fetch from 2.2.0 to 2.6.7 (#5)

Bumps [node-fetch](https://github.com/node-fetch/node-fetch) from 2.2.0 to 2.6.7.
- [Release notes](https://github.com/node-fetch/node-fetch/releases)
- [Commits](node-fetch/node-fetch@v2.2.0...v2.6.7)

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

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package-lock.json

@@ -9,6 +9,6 @@
   "license": "Apache-2.0",
   "dependencies": {
     "form-data": "^2.3.2",
-    "node-fetch": "^2.2.0"
+    "node-fetch": "^2.6.7"
   }
 }