Fix wording

Jules-Bertholet · Jules-Bertholet · commit af7b7eaaba76 · 2023-05-24T19:59:45.000-04:00
diff --git a/text/3437-implementable-trait-alias.md b/text/3437-implementable-trait-alias.md
@@ -254,7 +254,7 @@ impl IntIterator for Baz {
 }
 ```
 
-Trait aliases also allow omitting implied `#[refine]`s:
+Alias `impl`s also allow omitting implied `#[refine]`s:
 
 ```rust
 //! crate frob-lib

Original file line number	Diff line number	Diff line change
`@@ -254,7 +254,7 @@ impl IntIterator for Baz {`
`254`	`254`	`}`
`255`	`255`	```
`256`	`256`
`257`		-Trait aliases also allow omitting implied `#[refine]`s:
	`257`	+Alias `impl`s also allow omitting implied `#[refine]`s:
`258`	`258`
`259`	`259`	```rust
`260`	`260`	`//! crate frob-lib`