Bump node-fetch and puppeteer

Bumps [node-fetch](https://github.com/node-fetch/node-fetch) to 2.6.7 and updates ancestor dependency [puppeteer](https://github.com/puppeteer/puppeteer). These dependencies need to be updated together.


Updates `node-fetch` from 2.6.1 to 2.6.7
- [Release notes](https://github.com/node-fetch/node-fetch/releases)
- [Commits](node-fetch/node-fetch@v2.6.1...v2.6.7)

Updates `puppeteer` from 10.4.0 to 19.9.0
- [Release notes](https://github.com/puppeteer/puppeteer/releases)
- [Changelog](https://github.com/puppeteer/puppeteer/blob/main/release-please-config.json)
- [Commits](puppeteer/puppeteer@v10.4.0...puppeteer-v19.9.0)

---
updated-dependencies:
- dependency-name: node-fetch
  dependency-type: indirect
- dependency-name: puppeteer
  dependency-type: direct:development
...

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