Rollup merge of #36576 - GuillaumeGomez:box_urls, r=steveklabnik
Rollup merge of #36576 - GuillaumeGomez:box_urls, r=steveklabnik

Add missing urls for Box doc

r? @steveklabnik

graydon/rust,GBGamer/rust,aidancully/rust,aidancully/rust,GBGamer/rust,GBGamer/rust,aidancully/rust,graydon/rust,aidancully/rust,graydon/rust,graydon/rust,GBGamer/rust,aidancully/rust,GBGamer/rust,graydon/rust,aidancully/rust,GBGamer/rust,GBGamer/rust,GBGamer/rust,graydon/rust