Auto merge of #56079 - mark-i-m:patch-1, r=nikomatsakis
Auto merge of #56079 - mark-i-m:patch-1, r=nikomatsakis

Link to rustc guide

As proposed in https://github.com/rust-lang-nursery/rustc-guide/issues/239

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