Correct typo

compiler/rustc_attr/src/builtin.rs

@@ -802,7 +802,7 @@ impl IntType {
 /// Valid repr contents: any of the primitive integral type names (see
 /// `int_type_of_word`, below) to specify enum discriminant type; `C`, to use
 /// the same discriminant size that the corresponding C enum would or C
-/// structure layout, `packed` to remove padding, and `transparent` to elegate representation
+/// structure layout, `packed` to remove padding, and `transparent` to delegate representation
 /// concerns to the only non-ZST field.
 pub fn find_repr_attrs(sess: &Session, attr: &Attribute) -> Vec<ReprAttr> {
     use ReprAttr::*;