直显式多选单项组件，增加弹窗模式

Tevin

2023-07-15 c1953d6e4c35eb2ffff21ab31a681ee89562689f

 forms/select/cSelect.scss

@@ -6,6 +6,10 @@
@import "../../common/sassMixin";

.c-select {
    &.read-only {
        pointer-events: none;
        background-color: #fafafa;
    }
    .at-input__input {
        .weui-input {
            pointer-events: none;