[update 标准解读流程] 完善

src/views/workCenter/standardInterpretationProcess/StandardInterpretationProcess.vue

@@ -111,7 +111,7 @@
     <!--  操作按钮  -->
     <div class="detail-page-bottom-operate-box">
       <!--  加签  -->
-      <a-button v-if="btn.includes('countersign')" type="primary" ghost :loading="loading" @click="handleCountersign" icon="arrow-up">{{ $t('countersign') }}</a-button>
+      <a-button v-if="btn.includes('countersign')" type="primary" ghost :loading="loading" @click="handleCountersign" icon="plus">{{ $t('countersign') }}</a-button>
       <!--  转办  -->
       <a-button v-if="btn.includes('transfer')" type="primary" ghost :loading="loading" @click="handleTurnTo" icon="arrow-up">{{ $t('turnTo') }}</a-button>
       <!--  保存  -->