include feedback from workingjubilee

- Refer to trait directly
- small typo in encapsulate

Co-authored-by: Jubilee <46493976+workingjubilee@users.noreply.github.com>

library/core/src/convert/mod.rs

@@ -468,8 +468,8 @@ pub trait Into<T>: Sized {
 ///
 /// The `From` trait is also very useful when performing error handling. When constructing a function
 /// that is capable of failing, the return type will generally be of the form `Result<T, E>`.
-/// It simplifies error handling by allowing a function to return a single error type
-/// that encapsulate multiple error types. See the "Examples" section and [the book][book] for more
+/// `From` simplifies error handling by allowing a function to return a single error type
+/// that encapsulates multiple error types. See the "Examples" section and [the book][book] for more
 /// details.
 ///
 /// **Note: This trait must not fail**. The `From` trait is intended for perfect conversions.