Bump postcss and react-scripts in /app#31

dependabot[bot] wants to merge 1 commit intomasterDiscRisknBisque/sc-ui-gen:masterfrom

dependabot/npm_and_yarn/app/postcss-and-react-scripts-8.4.19DiscRisknBisque/sc-ui-gen:dependabot/npm_and_yarn/app/postcss-and-react-scripts-8.4.19Copy head branch name to clipboard