tidy

Author: jdonszelmann

compiler/rustc_hir/src/attrs/data_structures.rs

@@ -1233,13 +1233,9 @@ pub enum AttributeKind {
     /// Represents `#[rustc_diagnostic_item]`
     RustcDiagnosticItem(Symbol),
 
-
     /// Represents `#[rustc_do_not_const_check]`
     RustcDoNotConstCheck,
 
-    /// Represents `#[rustc_diagnostic_item]`
-    RustcDiagnosticItem(Symbol),
-
     /// Represents `#[rustc_dummy]`.
     RustcDummy,