Auto merge of #3653 - gendx:master, r=phansch
Auto merge of #3653 - gendx:master, r=phansch

Fix typos in clippy_lints/src/len_zero.rs

Some comments in the len_zero lint had typos.

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