修改获取数据概览为post请求

ruoyi-demo/src/main/java/com/ruoyi/demo/controller/WorkTableController.java

@@ -33,7 +33,7 @@ public class WorkTableController {
     BusinessOpportunitiesService businessOpportunitiesService;
 
 //    获取数据概览
-    @GetMapping("/databack/about")
+    @PostMapping("/databack/about")
     public R about(@RequestBody WorkTableBo vo){
         // 获取用户id
         String loginId = String.valueOf(StpUtil.getLoginId());