fix: clippy findings from updated msrv#336

Kerollmops merged 1 commit intoRoaringBitmap:mainRoaringBitmap/roaring-rs:mainfrom

Dr-Emann:fix_clippy_findings_from_new_msrvDr-Emann/roaring-rs:fix_clippy_findings_from_new_msrvCopy head branch name to clipboard