Rollup merge of #66493 - JohnTitor:ping-me-rustc-guide, r=spastorino
Rollup merge of #66493 - JohnTitor:ping-me-rustc-guide, r=spastorino

Add JohnTitor to rustc-guide toolstate notification list

Add JohnTitor to rustc-guide toolstate notification list
Also, update org names of some books

r? @spastorino

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