Bump katex from 0.16.19 to 0.16.21#322

dependabot[bot] wants to merge 2 commits intomainprimer/eslint-plugin-primer-react:mainfrom

dependabot/npm_and_yarn/katex-0.16.21primer/eslint-plugin-primer-react:dependabot/npm_and_yarn/katex-0.16.21Copy head branch name to clipboard