fix(feedBack): 将Toast.success替换为Taro.showToast以兼容小程序环境

 <!--
  * @Date: 2022-09-19 14:11:06
  * @LastEditors: hookehuyr hookehuyr@gmail.com
- * @LastEditTime: 2025-07-07 16:46:44
+ * @LastEditTime: 2025-07-07 16:48:19
  * @FilePath: /jgdl/src/pages/feedBack/index.vue
  * @Description: 意见反馈页面
 -->
@@ -228,7 +228,11 @@ const previewImage = (imageUrl) => {
  */
 const deleteImage = (index) => {
   uploadedImages.value.splice(index, 1)
-  Toast.success('删除成功')
+  Taro.showToast({
+    title: '删除成功',
+    icon: 'success',
+    duration: 2000
+  })
 }
 
 /**