Fixed compile warning

Author: javadev

src/main/java/g3301_3400/s3367_maximize_sum_of_weights_after_edge_removals/Solution.java

@@ -6,6 +6,7 @@
 import java.util.List;
 import java.util.PriorityQueue;
 
+@SuppressWarnings("unchecked")
 public class Solution {
     private List<int[]>[] adj;
     private int k;