fix(接口测试): 修复场景分页排序的缺陷

backend/services/api-test/src/main/java/io/metersphere/api/controller/scenario/ApiScenarioController.java

@@ -58,7 +58,7 @@ public class ApiScenarioController {
     @CheckOwner(resourceId = "#request.getProjectId()", resourceType = "project")
     public Pager<List<ApiScenarioDTO>> getPage(@Validated @RequestBody ApiScenarioPageRequest request) {
         Page<Object> page = PageHelper.startPage(request.getCurrent(), request.getPageSize(),
-                StringUtils.isNotBlank(request.getSortString()) ? request.getSortString() : "pos desc");
+                StringUtils.isNotBlank(request.getSortString("id")) ? request.getSortString("id") : "pos desc, id desc");
         return PageUtils.setPageInfo(page, apiScenarioService.getScenarioPage(request));
     }