fix(hrm): 修复流程数据空值时的渲染异常

针对印章详情和流程详情页面，在缺少流程实例ID时提前返回，避免调用接口产生无效请求和脏数据

ruoyi-ui/src/views/hrm/requests/sealDetail.vue

@@ -427,6 +427,10 @@ export default {
         })
     },
     async loadAssignTask () {
+      if (!this.seal || !this.seal.instId) {
+        this.assignTasks = []
+        return
+      }
       try {
         // const res = await getTodoTaskByBiz('seal', this.currentBizId)
         console.log(this.seal)