IO-2689 Preserve vendor on save and new.

client/src/components/bill-enter-modal/bill-enter-modal.container.jsx

@@ -376,6 +376,7 @@ function BillEnterModalContainer({
           form.resetFields();
           form.setFieldsValue({
             ...formValues,
+            vendorid:values.vendorid,
             billlines: [],
           });
           // form.resetFields();