style(flowable): 优化流程相关代码的import顺序和代码结构

openhis-ui-vue3/src/template/template3.vue

@@ -92,9 +92,9 @@
 defineOptions({
   name: 'Template3'
 })
-import { reactive, ref } from 'vue'
+import {reactive, ref} from 'vue'
 
-import type { FormInstance, FormRules } from 'element-plus'
+import type {FormInstance, FormRules} from 'element-plus'
 
 interface RuleForm {
   name: string