暂时去除回退功能，边界处理不够正确

yudao-ui-admin/src/components/bpmnProcessDesigner/package/penal/base/ElementBaseInfo.vue

@@ -2,6 +2,8 @@
   <div class="panel-tab__content">
     <el-form size="mini" label-width="90px" :model="model" :rules="rules" @submit.native.prevent>
       <div v-if="elementBaseInfo.$type === 'bpmn:Process'"> <!-- 如果是 Process 信息的时候，使用自定义表单 -->
+        <el-link href="https://doc.iocoder.cn/bpm/#_3-%E4%BC%9A%E7%AD%BE-%E6%88%96%E7%AD%BE"
+                 type="danger" target="_blank">如何实现实现会签、或签？</el-link>
         <el-form-item label="流程标识" prop="key">
           <el-input v-model="model.key" placeholder="请输入流标标识"
                     :disabled="model.id !== undefined && model.id.length > 0" @change="handleKeyUpdate" />