build(deps): bump puppeteer from 1.12.2 to 1.20.0 in /showcase/resources/reveal#12

dependabot[bot] wants to merge 1 commit intomasterTalkControl/talk-control:masterfrom

dependabot/npm_and_yarn/showcase/resources/reveal/puppeteer-1.20.0TalkControl/talk-control:dependabot/npm_and_yarn/showcase/resources/reveal/puppeteer-1.20.0Copy head branch name to clipboard