Rollup merge of #68777 - GuillaumeGomez:clean-up-e0263, r=Dylan-DPC
Rollup merge of #68777 - GuillaumeGomez:clean-up-e0263, r=Dylan-DPC

Clean up E0263 explanation

r? @Dylan-DPC

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