[vpr] typo on debug string

Author: tangxifan

vpr/src/tileable_rr_graph/rr_gsb.cpp

@@ -519,7 +519,7 @@ bool RRGSB::is_sb_node_passing_wire(const RRGraphView& rr_graph,
         VTR_LOG("Cannot find a node on the opposite side to GSB[%lu][%lu] track node[%lu] at %s!\nDetailed node information:\n",
                 get_x(), get_y(), track_id, SIDE_STRING[node_side]);
         VTR_LOG("Node type: %s\n", rr_graph.node_type_string(track_node));
-        VTR_LOG("Node coordinate: %d\n", rr_graph.node_coordinate_to_string(track_node).c_str());
+        VTR_LOG("Node coordinate: %s\n", rr_graph.node_coordinate_to_string(track_node).c_str());
         VTR_LOG("Node ptc: %d\n", rr_graph.node_ptc_num(track_node));
     }
     VTR_ASSERT(true == is_sb_node_exist_opposite_side(rr_graph, track_node, node_side));