Update 0417-pacific-atlantic-water-flow.java

List.of is generally recommended over Arrays.asList
because of the former gives immutable (a copy of the list)
https://www.baeldung.com/java-arrays-aslist-vs-list-of#1-differences-from-arraysaslist

Author: PrashantPST

java/0417-pacific-atlantic-water-flow.java

@@ -22,7 +22,7 @@ public List<List<Integer>> pacificAtlantic(int[][] heights) {
         for (int i = 0; i < rows; i++) {
             for (int j = 0; j < cols; j++) {
                 if (pacific[i][j] && atlantic[i][j]) {
-                    res.add(Arrays.asList(i, j));
+                    res.add(List.of(i, j));
                 }
             }
         }