优化相关代码

src/views/returned/register/index.vue

@@ -642,7 +642,7 @@
           capture="user"
           accept="image/*"
           hidden
-          @onchange="outerCartonInput"
+          @change ="outerCartonInput"
         />
 
         <input
@@ -651,7 +651,7 @@
           capture="user"
           accept="image/*"
           hidden
-          @onchange="innerContentsInput"
+          @change ="innerContentsInput"
         />
       </div>
     </van-dialog>