加入受理时上传照片时候的休眠，防止上传多张照片遗失

src/main/java/digital/laboratory/platform/entrustment/controller/EntrustmentIdentificationMaterialController.java

@@ -740,6 +740,7 @@ public class EntrustmentIdentificationMaterialController {
 
                         boolean r = ossFile.fileSave(path + "/" + fileName, is);
                         if (r) {
+                            Thread.sleep(10);
                             return R.ok(ResultData, "上传成功");
                         }
                         return R.failed("上传失败");