Auto merge of #5479 - matthiaskrgr:readme_auto_fix, r=flip1995
Auto merge of #5479 - matthiaskrgr:readme_auto_fix, r=flip1995

readme: update to cargo clippy --fix command

changelog: none

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