refactor(workflow): 移除工作流相关代码和文件

移除工作流模块的前端代码，包括API接口、路由配置、组件和页面视图
删除与工作流相关的表单、分类、任务、模型等API调用和页面逻辑
清理不再使用的组件和依赖项

klp-ui/src/views/index.vue

@@ -20,7 +20,6 @@
 <script>
 import StatisticGroup from '@/components/HomeModules/StatisticGroup.vue'
 import AllApplications from '@/components/HomeModules/AllApplications.vue'
-import FlowTable from '@/components/HomeModules/FlowTable.vue'  
 import MiniCalendar from '@/components/HomeModules/MiniCalendar.vue'
 
 const lineChartData = {
@@ -48,7 +47,6 @@ export default {
     // PanelGroup,
     StatisticGroup,
     AllApplications,
-    FlowTable,
     MiniCalendar,
   },
   data() {