[修正] select的选择项items属性支持disabled禁用

example/docs/zh-CN/components/select.md

@@ -178,7 +178,7 @@ export default {
     const items=ref([
       {label:'选项1',value:1,keyword:'选项xuanxiang1'},
       {label:'选项2',value:2,keyword:'选项xuanxiang2'},
-      {label:'选项3',value:3,keyword:'选项xuanxiang3'},
+      {label:'选项3',value:3,keyword:'选项xuanxiang3',disabled:true},
     ])
     return {
       selected,items

src/component/select/index.vue

@@ -239,6 +239,7 @@ provide("keyword", txt)
           :key="k"
           :value="v.value"
           :label="v.label"
+          :disabled="v.disabled"
           :keyword="v.keyword"
         ></lay-select-option>
       </template>