fix(ImageUpload.vue): 🐛 修复参数使用错误的bug

src/components/Upload/ImageUpload.vue

@@ -173,8 +173,8 @@ function handleRemove(removeFile: UploadFile) {
  * 限制用户上传文件的格式和大小
  */
 function handleBeforeUpload(file: UploadRawFile) {
-  if (file.size > uploadMaxSize) {
-    let mUploadMaxSize = uploadMaxSize / 1048 / 1048;
+  if (file.size > props.uploadMaxSize) {
+    let mUploadMaxSize = props.uploadMaxSize / 1048 / 1048;
     ElMessage.warning("上传图片不能大于" + mUploadMaxSize + "M");
     return false;
   }