Bump postcss from 8.4.47 to 8.5.4 in /src/frontend#1205

polatengin merged 2 commits intomainmicrosoft/vsts-extension-retrospectives:mainfrom

dependabot/npm_and_yarn/src/frontend/postcss-8.5.4microsoft/vsts-extension-retrospectives:dependabot/npm_and_yarn/src/frontend/postcss-8.5.4Copy head branch name to clipboard