fix build

Author: fishercoder1534

src/main/java/com/fishercoder/solutions/_979.java

@@ -58,6 +58,7 @@ public class _979 {
     public static class Solution1 {
         /**credit: https://leetcode.com/problems/distribute-coins-in-binary-tree/discuss/221930/JavaC%2B%2BPython-Recursive-Solution*/
         int moves = 0;
+
         public int distributeCoins(TreeNode root) {
             dfs(root);
             return moves;