NPE in ParagraphResult when getting progress from paragraphJson

What is this PR for?

A few sentences describing the overall goals of the pull request's commits.
First time? Check out the contributing guide - https://zeppelin.apache.org/contribution/contributions.html
use ZeppelinClient Example:

public class ZeppelinTest {
 {{public static void main(String[] args) throws Exception {
ClientConfig clientConfig = new ClientConfig("http://ip:8080");
ZeppelinClient zClient = new ZeppelinClient(clientConfig);

String zeppelinVersion = zClient.getVersion();
System.out.println("Zeppelin version: " + zeppelinVersion);
// execute note 2A94M5J1Z paragraph by paragraph
try {
//ParagraphResult paragraphResult = zClient.executeParagraph("2HXQ8YRYN", "20230330-101251_25695257");
ParagraphResult paragraphResult = zClient.executeParagraph("2HXQ8YRYN","20230330-101251_25695257");
System.out.println("Execute the 1st spark tutorial paragraph, paragraph result: " + paragraphResult);
/*paragraphResult = zClient.executeParagraph("2A94M5J1Z", "20150210-015302_1492795503");
System.out.println("Execute the 2nd spark tutorial paragraph, paragraph result: " + paragraphResult);
Map<String, String> parameters = new HashMap<>();
parameters.put("maxAge", "40");
paragraphResult = zClient.executeParagraph("2A94M5J1Z", "20150212-145404_867439529", parameters);
System.out.println("Execute the 3rd spark tutorial paragraph, paragraph result: " + paragraphResult);
parameters = new HashMap<>();
parameters.put("marital", "married");
paragraphResult = zClient.executeParagraph("2A94M5J1Z", "20150213-230422_1600658137", parameters);}}
*/ System.out.println("Execute the 4th spark tutorial paragraph, paragraph result: " + paragraphResult);
 {{ System.out.println("");
} finally {
// you need to stop interpreter explicitly if you are running paragraph
// separately.
//zClient.stopInterpreter("2A94M5J1Z", "spark");
}

}}}
}

exception:
kong.unirest.json.JSONException: JSONObject["progress"] not found.
at kong.unirest.json.JSONObject.getProperty(JSONObject.java:954)
at kong.unirest.json.JSONObject.lambda$getInt$11(JSONObject.java:485)
at kong.unirest.json.JSONObject.tryNumber(JSONObject.java:961)
at kong.unirest.json.JSONObject.getInt(JSONObject.java:485)
at org.apache.zeppelin.client.ParagraphResult.(ParagraphResult.java:48)
at org.apache.zeppelin.client.ZeppelinClient.queryParagraphResult(ZeppelinClient.java:782)
at org.apache.zeppelin.client.ZeppelinClient.submitParagraph(ZeppelinClient.java:676)
at org.apache.zeppelin.client.ZeppelinClient.executeParagraph(ZeppelinClient.java:602)
at org.apache.zeppelin.client.ZeppelinClient.executeParagraph(ZeppelinClient.java:618)
at org.apache.dolphinscheduler.plugin.task.zeppelin.ZeppelinTask.handle(ZeppelinTask.java:131)
at org.apache.dolphinscheduler.server.worker.runner.DefaultWorkerDelayTaskExecuteRunnable.executeTask(DefaultWorkerDelayTaskExecuteRunnable.java:49)

paragraphJson.getInt("progress"); May occur ong.unirest.json.JSONException: JSONObject["progress"] not found.