[core] Update monorepo (#3424)

Co-authored-by: MUI bot <[email protected]>

Author: oliviertassinari

docs/next.config.mjs

@@ -19,15 +19,13 @@ const MONOREPO_PACKAGES = {
 };
 
 export default withDocsInfra({
-  experimental: {
-    workerThreads: true,
-    cpus: 3,
-  },
   transpilePackages: [
-    '@mui/monorepo',
     // TODO, those shouldn't be needed in the first place
+    '@mui/monorepo', // Migrate everything to @mui/docs until the @mui/monorepo dependency becomes obsolete
     '@mui/x-charts', // Fix ESM module support https://github.com/mui/mui-x/issues/9826#issuecomment-1658333978
-    '@mui/docs', // Fix trailingSlash support https://github.com/mui/mui-toolpad/pull/3301#issuecomment-2054213837
+    // Fix trailingSlash support https://github.com/mui/mui-toolpad/pull/3301#issuecomment-2054213837
+    // Migrate everything from @mui/monorepo to @mui/docs
+    '@mui/docs',
   ],
   // Avoid conflicts with the other Next.js apps hosted under https://mui.com/
   assetPrefix: process.env.DEPLOY_ENV === 'development' ? undefined : '/toolpad',
@@ -43,6 +41,8 @@ export default withDocsInfra({
   webpack: (config, options) => {
     return {
       ...config,
+      // TODO, this shouldn't be needed in the first place
+      // Migrate everything from @mui/monorepo to @mui/docs and embed @mui/internal-markdown in @mui/docs
       resolveLoader: {
         ...config.resolveLoader,
         alias: {