feat(InsuredPerson): 调整医保选择组件属性

- 移除了医疗单选组件的 isAppnt 禁用状态控制
- 简化了组件标签属性绑定逻辑
- 保留了必填校验规则及数据同步功能

src/views/ebiz/saleFlowProImprove/InsuredPerson.vue

@@ -235,15 +235,7 @@
         v-validate="'required'"
         @click="toSelect('3')"
       /> -->
-    <select-radio
-      v-validate="'required'"
-      :disabled="isAppnt"
-      :radios="medicalRadio"
-      :value.sync="userInfo.medical"
-      label="有无社保"
-      name="有无社保"
-      required
-    ></select-radio>
+    <select-radio v-validate="'required'" :radios="medicalRadio" :value.sync="userInfo.medical" label="有无社保" name="有无社保" required></select-radio>
     <!-- <van-field
         :value="userInfo.taxResidentId | idToText('taxIdentity')"
         readonly