表单只读控件，加深背景色

Tevin

2023-11-22 057e40f413c2ef93f6ec71dbb06c491d169c6c6f

 forms/datePicker/CDatePicker.vue

@@ -6,7 +6,7 @@
<template>
    <view
        class="c-date-picker"
        :class="readOnly ? 'read-only':''"
        :class="readOnly?'read-only':''"
    >
        <CDateRangeAction
            v-if="mode==='dateRange'"