next.js

b94dfd0a - Turbopack: Single-graph-traversal and migrate next/dynamic (#73222)

Turbopack: Single-graph-traversal and migrate next/dynamic (#73222) Closes PACK-3535 - Adds some infrastructure for the single-graph-traversal stuff, ~~focusing on dev with layout segment optimization for now~~ - Migrate next/dynamic collection to it - This shouldn't make any observable change to the output