fix reference to crate_name

Author: outkaj

src/attribute/crate.md

@@ -4,10 +4,10 @@ The `crate_type` attribute can be used to tell the compiler whether a crate is
 a binary or a library (and even which type of library), and the `crate_name`
 attribute can be used to set the name of the crate.
 
-However, it is important to note that the `crate_type` attribute has **no**
-effect whatsoever when using Cargo, the Rust package manager. Since Cargo is
-used for the majority of Rust projects, this means real-world uses of
-`crate-type` are relatively limited.
+However, it is important to note that both the `crate_type` and `crate_name`
+attributes have **no** effect whatsoever when using Cargo, the Rust package
+manager. Since Cargo is used for the majority of Rust projects, this means
+real-world uses of `crate-type` and `crate_name` are relatively limited.
 
 ```rust,editable
 // This crate is a library