Update docs.doomemacs.org

[hlissner]

Important

This is a roadmap issue and is used solely to announce and document progress (to make it easier for users to follow and maintainers to track). Please do not use it for discussion; use our discussion board instead.

This issue consolidates all open issues regarding the outdated state of docs.doomemacs.org into one. This is separate from (and blocked by) doomemacs/core#8809.

• Can't type "k" in search on documentation page core#8196
• Help link in documentation leads to 404 core#8195
• links at docs.doomemacs.org (via https://github.com/doomemacs/doomemacs/blob/master/docs/faq.org) are all 404 core#7669
• Update clojure documentation core#7051
• [BUG] Assets links in documentation are broken core#2163