fix: 进线客户统计

fs-admin/src/main/java/com/fs/course/controller/FsCourseWatchLogController.java

@@ -120,6 +120,9 @@ public class FsCourseWatchLogController extends BaseController
     @GetMapping("/qwWatchLogAllStatisticsList")
     public TableDataInfo qwWatchLogAllStatisticsList(QwWatchLogStatisticsListParam param)
     {
+        if(param.getCompanyId() == null){
+            throw new CustomException("必须选择公司！");
+        }
         if (param.getSTime()==null||param.getETime()==null){
             return getDataTable(new ArrayList<>());
         }