[Improvement-16773][Parameter] Create project parameters-Field modify user adds default value (#16775)

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

@@ -101,6 +101,7 @@ public class ProjectParameterServiceImpl extends BaseServiceImpl implements Proj
                     .code(CodeGenerateUtils.genCode())
                     .projectCode(projectCode)
                     .userId(loginUser.getId())
+                    .operator(loginUser.getId())
                     .createTime(now)
                     .updateTime(now)
                     .build();

dolphinscheduler-api/src/test/java/org/apache/dolphinscheduler/api/service/ProjectParameterServiceTest.java

@@ -114,6 +114,9 @@ public class ProjectParameterServiceTest {
         result = projectParameterService.createProjectParameter(loginUser, projectCode, "key1", "value",
                 DataType.VARCHAR.name());
         assertEquals(Status.SUCCESS.getCode(), result.getCode());
+
+        ProjectParameter projectParameter = (ProjectParameter) result.getData();
+        assertEquals(loginUser.getId(), projectParameter.getOperator());
     }
 
     @Test