Bumps [puppeteer](https://github.com/puppeteer/puppeteer) from 3.0.4 to 3.1.0.
- [Release notes](https://github.com/puppeteer/puppeteer/releases)
- [Commits](https://github.com/puppeteer/puppeteer/compare/v3.0.4...v3.1.0)
Signed-off-by: dependabot-preview[bot] <support@dependabot.com>