Bump node-fetch from 2.6.0 to 2.6.7

Bumps [node-fetch](https://github.com/node-fetch/node-fetch) from 2.6.0 to 2.6.7.
- [Release notes](https://github.com/node-fetch/node-fetch/releases)
- [Commits](https://github.com/node-fetch/node-fetch/compare/v2.6.0...v2.6.7)

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

Signed-off-by: dependabot[bot] <support@github.com>

package.json

@@ -14,7 +14,7 @@
   "dependencies": {
     "@stripe/stripe-js": "^1.8.0",
     "mongoose": "^5.9.24",
-    "node-fetch": "^2.6.0",
+    "node-fetch": "^2.6.7",
     "node-sass": "^4.13.0",
     "stripe": "^8.76.0",
     "vue": "~2.6",