Add i18n routing docs to manifest (#18264)
Add i18n routing docs to manifest (#18264)

Follow-up to https://github.com/vercel/next.js/pull/18067 this adds the manifest item for the new docs
azukaru/next.js,azukaru/next.js,zeit/next.js,flybayer/next.js,JeromeFitz/next.js,azukaru/next.js,JeromeFitz/next.js,JeromeFitz/next.js,flybayer/next.js,flybayer/next.js,azukaru/next.js,flybayer/next.js,zeit/next.js,zeit/next.js,JeromeFitz/next.js