[vpr][router] fix the bug when is_inter_cluster_node is called

Author: amin1377

vpr/src/route/connection_router.cpp

@@ -1133,9 +1133,8 @@ static inline void update_router_stats(RouterStats* router_stats,
                                                                                 rr_graph->node_ylow(rr_node_id),
                                                                                 rr_graph->node_layer(rr_node_id)});
 
-    if (is_inter_cluster_node(physical_type,
-                              node_type,
-                              rr_graph->node_ptc_num(rr_node_id))) {
+    if (is_inter_cluster_node(*rr_graph,
+                              rr_node_id)) {
         if (is_push) {
             router_stats->inter_cluster_node_pushes++;
             router_stats->inter_cluster_node_type_cnt_pushes[node_type]++;