Adapt `cargo dev new_lint` to create tests for cargo lints
Adapt `cargo dev new_lint` to create tests for cargo lints

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