fix:保存审批可用

develop/@gms/gms-plugin-billexpand/src/control/buttonGrouop.vue

@@ -136,9 +136,16 @@ export default {
         approveState = this.workflowState
       }
       let disableState = val.split(';')
-      // 配置工作流已提交未审批90状态下可用
+      // 配置工作流已提交未审批90, billReadOnly状态下可用
+      // 主要用于保存在审批状态下可用，审批还能修改··
       if (btnItem && btnItem.isApprove) {
-        disableState = disableState.filter(item => item !== '90')
+        disableState = disableState.filter(item => {
+          if (item === '90' || item === 'billReadOnly') {
+            return false
+          } else {
+            return true
+          }
+        })
       }
       const getBillState = () => {
         if (this.tmpBill.state === '') {