fix typo

Author: CleanCut

clippy_lints/src/unnecessary_map_on_constructor.rs

@@ -9,7 +9,7 @@ use rustc_span::sym;
 
 declare_clippy_lint! {
     /// ### What it does
-    /// Suggest removing the use of a may (or map_err) method when an Option or Result is being constructed.
+    /// Suggest removing the use of a map (or map_err) method when an Option or Result is being constructed.
     ///
     /// ### Why is this bad?
     /// It introduces unnecessary complexity. In this case the function can be used directly and