保存时取消状态默认值

src/views/purchase/purchaseOrder/components/PurchaseOrderFormForm.vue

@@ -250,7 +250,7 @@
         delFlag: undefined,
         sourceCode:'',
         sourceCode2:'',
-        submit:'',
+        submit:undefined,
         billCode:'',
         billDate: moment(new Date()).format('YYYY-MM-DD'),   
         project: '', 

src/views/saleCode/quotation/components/quotationFormForm.vue

@@ -256,7 +256,6 @@
         status: undefined,
         delFlag: undefined,
         otherStatus: '',   
-        submit: '',   
         billDate: moment(new Date()).format('YYYY-MM-DD'),   
         billCode: '',   
         quotationProject: '',   

src/views/saleCode/salesOrder/components/SlaeOrderFormForm.vue

@@ -313,7 +313,7 @@
         sourceCode2:'',
         currency:'',
         exchangeRate:'',
-        submit:''
+        submit:undefined,
       });
 
       //表单验证