Updated going-to-production with loading performance (#33179)
Updated going-to-production with loading performance (#33179)

## Documentation Update
Based on this issue: https://github.com/vercel/next.js/issues/29319

## Documentation / Examples

- [x] Make sure the linting passes by running `yarn lint`


Co-authored-by: Steven <edff54dfd4af835d9b6e8593ab0307a6c9e21b51@users.noreply.github.com>
Co-authored-by: JJ Kasper <fbae0e752deb2c0fed663fa6dec6c97ee2546cfe@users.noreply.github.com>
azukaru/next.js,azukaru/next.js,JeromeFitz/next.js,azukaru/next.js,JeromeFitz/next.js,azukaru/next.js,JeromeFitz/next.js,JeromeFitz/next.js