resize node lookup for CHANX nodes in RR graph serializer

Author: soheilshahrouz

libs/librrgraph/src/io/rr_graph_uxsdcxx_serializer.h

@@ -1848,16 +1848,11 @@ class RrGraphSerializer final : public uxsd::RrGraphBase<RrGraphContextTypes> {
 
         /* Alloc the lookup table */
         for (e_rr_type rr_type : RR_TYPES) {
-            if (rr_type == e_rr_type::CHANX) {
-                rr_graph_builder.node_lookup().resize_nodes(grid_.get_num_layers(), grid_.height(), grid_.width(), rr_type, NUM_2D_SIDES);
-            } else {
-                rr_graph_builder.node_lookup().resize_nodes(grid_.get_num_layers(), grid_.width(), grid_.height(), rr_type, NUM_2D_SIDES);
-            }
+            rr_graph_builder.node_lookup().resize_nodes(grid_.get_num_layers(), grid_.width(), grid_.height(), rr_type, NUM_2D_SIDES);
         }
 
         /* Add the correct node into the vector */
-        for (size_t inode = 0; inode < rr_nodes_->size(); inode++) {
-            auto node = (*rr_nodes_)[inode];
+        for (const t_rr_node& node : *rr_nodes_) {
             rr_graph_builder.add_node_to_all_locs(node.id());
         }
     }