修复签名组件，小程序中，上传图片报错的问题

Tevin

2024-03-18 81a735caa69952bc24e0fa3e08549974dc11ff21

 forms/imagePicker/cImagePicker.scss

@@ -10,6 +10,10 @@
        padding: 0;
    }
    .at-input__container {
        .at-input__title {
            width: 200px;
            margin-right: 0;
        }
        .weui-input {
            display: none;
        }