[Bug] 填充柄, 最后一列与滚动条冲突, 导致没有出现填充柄标识, 无法下拉填充

[tang-zh]

Version

1.7.7

Link to Minimal Reproduction

https://visactor.io/vtable/demo/edit/fill-handle

Steps to Reproduce

1. 官网示例: https://visactor.io/vtable/demo/edit/fill-handle
2. 填充柄, 选择最后一列无法下拉填充

Current Behavior

1. 官网示例: https://visactor.io/vtable/demo/edit/fill-handle
2. 填充柄, 选择最后一列无法下拉填充

Expected Behavior

可以下拉填充

Environment

- OS:
- Browser:
- Framework:

Any additional comments?

No response