style: 修复页面隐藏占位

src/views/configManage/configParam/index.vue

@@ -1236,13 +1236,8 @@ onMounted(() => {
             :show-expand-column="false"
             v-model:expanded-row-keys="tableState.arrayChildExpandKeys"
           >
-            <template #title>
-              <a-button
-                type="primary"
-                @click.prevent="arrayAdd"
-                size="small"
-                v-if="tab.method !== 'get'"
-              >
+            <template #title v-if="tab.method !== 'get'">
+              <a-button type="primary" @click.prevent="arrayAdd" size="small">
                 <template #icon> <PlusOutlined /> </template>
                 {{ t('common.addText') }}
               </a-button>