fix log error

Author: sean-liu55

src/main/java/org/tron/walletcli/Client.java

@@ -4251,6 +4251,7 @@ private void run() {
             }
             case "gettransactioninfobyblocknum": {
               getTransactionInfoByBlockNum(parameters);
+              break;
             }
             case "marketsellasset": {
               marketSellAsset(parameters);