[Fix-16295][Task] Remote Shell Task plugin run error (#16296)

dolphinscheduler-task-plugin/dolphinscheduler-task-remoteshell/src/main/java/org/apache/dolphinscheduler/plugin/task/remoteshell/RemoteExecutor.java

@@ -131,7 +131,7 @@ public class RemoteExecutor implements AutoCloseable {
         int exitCode = -1;
         log.info("Remote shell task run status: {}", logLine);
         if (logLine.contains(STATUS_TAG_MESSAGE)) {
-            String status = StringUtils.substringAfter(logLine, STATUS_TAG_MESSAGE);
+            String status = StringUtils.substringAfter(logLine, STATUS_TAG_MESSAGE).trim();
             if (status.equals("0")) {
                 log.info("Remote shell task success");
                 exitCode = 0;