fix app timezone

src/main/java/au/com/royalpay/payment/manage/appclient/core/impls/RetailAppServiceImp.java

@@ -805,6 +805,9 @@ public class RetailAppServiceImp implements RetailAppService {
         ArrayList<String> date_contains = new ArrayList<>();
         for (JSONObject order : orders) {
             Calendar calendar = (Calendar) order.get("transaction_time");
+            if (timezone != null) {
+                calendar.setTimeZone(TimeZone.getTimeZone(timezone));
+            }
             String trade_date = DateFormatUtils.format(calendar, "yyyy-MM-dd", calendar.getTimeZone());
             String trade_time = DateFormatUtils.format(calendar, "HH:mm:ss", calendar.getTimeZone());
             order.put("trade_date", trade_date);