Bump node-fetch from 2.6.0 to 2.6.1 in /assets/dockerfiles/base/node (#…

…569)

Bumps [node-fetch](https://github.com/bitinn/node-fetch) from 2.6.0 to 2.6.1.
- [Release notes](https://github.com/bitinn/node-fetch/releases)
- [Changelog](https://github.com/node-fetch/node-fetch/blob/master/docs/CHANGELOG.md)
- [Commits](node-fetch/node-fetch@v2.6.0...v2.6.1)

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

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Minghe <h.minghe@gmail.com>

assets/dockerfiles/base/node/package.json

@@ -16,7 +16,7 @@
     "is-generator-function": "^1.0.6",
     "koa": "^2.3.0",
     "koa-bodyparser": "^4.2.0",
-    "node-fetch": "^2.6.0",
+    "node-fetch": "^2.6.1",
     "swagger-stats": "^0.95.17"
   }
 }