implement #[hdl] [a; N] -- an array repeat expression

crates/fayalite-proc-macros-impl/src/module/transform_body.rs

@@ -1515,6 +1515,7 @@ impl Fold for Visitor {
                 If => process_hdl_if,
                 Match => process_hdl_match,
                 Array => process_hdl_array,
+                Repeat => process_hdl_repeat,
                 Struct => process_hdl_struct,
                 Tuple => process_hdl_tuple,
                 Call => process_hdl_call,