fix: ignore pattern_type_mismatch when external macro owns the match#15306

kristof-mattei wants to merge 1 commit intorust-lang:masterrust-lang/rust-clippy:masterfrom

kristof-mattei:fix-ignore-pattern-type-mismatch-in-external-macrokristof-mattei/rust-clippy:fix-ignore-pattern-type-mismatch-in-external-macroCopy head branch name to clipboard