next.js

4d97acb2 - Revert "chore: externalize undici for bundling" (#65727)

Revert "chore: externalize undici for bundling" (#65727) ## Why? `undici` should be able to compile and bundle now. - x-ref: https://github.com/vercel/next.js/pull/65243 --------- Co-authored-by: Jiachi Liu <inbox@huozhi.im>