Add PartialEq<char> for proc_macro::Punct `punct.as_char() == '░'` is pervasive when parsing anything involving punct. I think `punct == '░'` is sufficiently unambiguous that it makes sense to provide the impl.1899c489d4/library/proc_macro/src/quote.rs (L79)
1899c489d4/library/proc_macro/src/quote.rs (L83)
1899c489d4/src/test/ui/suggestions/auxiliary/issue-61963.rs (L26)
1899c489d4/src/test/ui/proc-macro/auxiliary/three-equals.rs (L23)