Update src/uucore/src/lib/mods/clap_localization.rs

Co-authored-by: Daniel Hofstetter <[email protected]>

Author: sylvestre

src/uucore/src/lib/mods/clap_localization.rs

@@ -496,7 +496,7 @@ where
 ///
 /// # Arguments
 ///
-/// * `err` - The clap Error to handle
+/// * `err` - The clap `Error` to handle
 /// * `exit_code` - The exit code to use when exiting
 ///
 /// # Panics