Bump reveal.js from 3.9.2 to 4.0.0#493

dependabot-preview[bot] wants to merge 1 commit intodevelopdry-python/dry-python.github.io:developfrom

dependabot/npm_and_yarn/reveal.js-4.0.0dry-python/dry-python.github.io:dependabot/npm_and_yarn/reveal.js-4.0.0Copy head branch name to clipboard