素材删除接口修改

@@ -59,7 +59,7 @@ public class BackupMaterialController {
      * @date 2025/8/19
      * @return ResultBean
      */
-    @PostMapping("delete")
+    @DeleteMapping("delete")
     ResultBean batchDelete(@RequestParam("ids") Long[] ids){
         return backupMaterialService.batchDelete(ids);
     }