Add missing lint description headers Discovered in https://github.com/rust-lang/rust-analyzer/pull/15680/files#diff-7cb229b5139c72b6c230e3c195be375724c92226421fd57d5cf08872503e8c27L214-R226 changelog: none
Add missing lint description headers Discovered in https://github.com/rust-lang/rust-analyzer/pull/15680/files#diff-7cb229b5139c72b6c230e3c195be375724c92226421fd57d5cf08872503e8c27L214-R226 changelog: none