Remove System.out

Author: mzitnik

flink-connector-clickhouse-base/src/main/java/org/apache/flink/connector/clickhouse/sink/ClickHouseAsyncWriter.java

@@ -60,7 +60,6 @@ protected long getSizeInBytes(ClickHousePayload clickHousePayload) {
     @Override
     protected void submitRequestEntries(List<ClickHousePayload> requestEntries, ResultHandler<ClickHousePayload> resultHandler) {
         LOG.info("Submitting request entries...");
-        System.out.println("Submitting request entries...");
         AtomicInteger totalSizeSend = new AtomicInteger();
         Client chClient = this.clickHouseClientConfig.createClient();
         String tableName = clickHouseClientConfig.getTableName();