修复从没有Place Order权限的Customer账号切换至Employee账号后Cart视图错误。（垃圾桶位置不对）

RedAnt ERP Mobile/common/Functions/cart/CartViewController.m

@@ -492,6 +492,10 @@
     } else {
 //        self.cancelOrderButton.frame = cancelButtonFrame;
         self.placeOrderButton.hidden = NO;
+        CGSize size = cancelButtonFrame.size;
+        CGFloat x = CGRectGetMinX(self.placeOrderButton.frame) - 44 - size.width;// 44 为间距
+        CGFloat y = CGRectGetMinY(self.placeOrderButton.frame);
+        self.cancelOrderButton.frame = CGRectMake(x, y, size.width, size.height);
     }
     
 //    [self reload_data]; // 视图没及时刷新