Add JSDoc to config options (vercel#32915)

* Add JSDoc to config options

* Add JSDoc for all non-experimental configurations

* Update packages/next/server/config-shared.ts

Co-authored-by: Steven <steven@ceriously.com>

* Add JSDoc for all non-experimental configurations

* Apply suggestions from code review

Co-authored-by: Steven <steven@ceriously.com>

* updates

* bump

Co-authored-by: Steven <steven@ceriously.com>
Co-authored-by: JJ Kasper <jj@jjsweb.site>