fix cz.afdian查询任务状态，cdk为空

netflix-service/src/main/java/com/cyksj/service/recharge/impl/AfDianRechargeServiceImpl.java

@@ -175,6 +175,10 @@ public class AfDianRechargeServiceImpl implements AfDianRechargeService {
 					if (StrUtil.isEmpty(taskStatusResp.getTask_id())) {
 						return null;
 					}
+					//任务对应的cdk为空时
+					if (StrUtil.isEmpty(taskStatusResp.getCdk())) {
+						return null;
+					}
 				} catch (Exception e) {
 					//异常任务id
 					//直接获取卡密的使用情况