Bump flatted from 3.4.1 to 3.4.2 in /test-app#5

Ring-wdr merged 2 commits intomainRing-wdr/react-devtool-cli:mainfrom

dependabot/npm_and_yarn/test-app/flatted-3.4.2Ring-wdr/react-devtool-cli:dependabot/npm_and_yarn/test-app/flatted-3.4.2Copy head branch name to clipboard