Revert "feat(next-swc): Implement CJS optimizer" (#50247)
This seems to be failing with the WASM builds so this reverts to allow
further investigation
x-ref:
https://github.com/vercel/next.js/actions/runs/5062818601/jobs/9088828339
x-ref:
https://github.com/vercel/next.js/actions/runs/5061364458/jobs/9085596546
x-ref:
https://github.com/vercel/next.js/actions/runs/5062868910/jobs/9092170727
Reverts vercel/next.js#49972
