Also check if the new path intersects for path_b

src/dijkstragraph.c

@@ -393,6 +393,8 @@ int dijkstra_path_intersect(struct dijkstra_solver *solver,
 			path_new->weight = dijkstra_get_weight_from_distance(path_new->source,
 									     path_new->destination,
 									     path_new->net_meta->type);
+
+			dijkstra_path_intersect_all(solver, path_a, path_new);
 		}
 
 		// In case neither if matches that means we are on the corner where two paths intersect at their ends.