next.js

9cbc4d88 - Updated the example of with-styled-jsx-plugins to utilize the App Router (#70663)

Updated the example of with-styled-jsx-plugins to utilize the App Router (#70663) This PR updates the with-styled-jsx-plugins example for using the App Router. Here are the changes that have been made: - I renamed the "pages" folder and moved it to the "app" folder. - Added the layout.TSX file as part of the App Router. - Updated the package.json file. CC: @samcx --------- Co-authored-by: qed42 <qed42@Janhvis-Macbook-Pro.local> Co-authored-by: Sam Ko <sam@vercel.com>