Bump @docusaurus/preset-classic from 3.8.0 to 3.9.1 in /website#36

dependabot[bot] wants to merge 1 commit intomainfacebookincubator/scrut:mainfrom

dependabot/npm_and_yarn/website/docusaurus/preset-classic-3.9.1facebookincubator/scrut:dependabot/npm_and_yarn/website/docusaurus/preset-classic-3.9.1Copy head branch name to clipboard