[Feature-10604] Task name in the copied and imported workflow without copy suffix (#10607)

* fix

* remove imported task suffix

dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/service/impl/ProcessDefinitionServiceImpl.java

@@ -1232,7 +1232,7 @@ public class ProcessDefinitionServiceImpl extends BaseServiceImpl implements Pro
         List<TaskDefinitionLog> taskDefinitionLogList = new ArrayList<>();
         for (TaskDefinition taskDefinition : taskDefinitionList) {
             TaskDefinitionLog taskDefinitionLog = new TaskDefinitionLog(taskDefinition);
-            taskDefinitionLog.setName(taskDefinitionLog.getName() + "_import_" + DateUtils.getCurrentTimeStamp());
+            taskDefinitionLog.setName(taskDefinitionLog.getName());
             taskDefinitionLog.setProjectCode(projectCode);
             taskDefinitionLog.setUserId(loginUser.getId());
             taskDefinitionLog.setVersion(Constants.VERSION_FIRST);
@@ -1824,7 +1824,7 @@ public class ProcessDefinitionServiceImpl extends BaseServiceImpl implements Pro
                     }
                     taskDefinitionLog.setProjectCode(targetProjectCode);
                     taskDefinitionLog.setVersion(0);
-                    taskDefinitionLog.setName(taskDefinitionLog.getName() + "_copy_" + DateUtils.getCurrentTimeStamp());
+                    taskDefinitionLog.setName(taskDefinitionLog.getName());
                 }
                 for (ProcessTaskRelationLog processTaskRelationLog : taskRelationList) {
                     if (processTaskRelationLog.getPreTaskCode() > 0) {