🐛 [BUG]当数据为空时，开启漏斗图的动态高度属性，图表报错

### 🐛 Bug description [Please make everyone to understand it]
当数据为空时，开启漏斗图的动态高度属性，图表报错
> Please provide a link by forking these links [G2Plot](https://codesandbox.io/s/g2plot-issue-template-gzfdq?file=/index.ts) or GitHub repo, a minimal reproduction.

* _Required_ **Link to minimal reproduction**:

### 📷 Step to reproduce

### 🏞 Expected result

### 🚑 Any additional [like screenshots]

* **G2Plot Version**:
* **Platform**:

Reproduce the funnel chart failure with empty data and dynamic height enabled in G2Plot, using the issue description as the starting case. Trace the funnel chart entry point to identify the failing path; done means the chart handles empty data without throwing when dynamic height is enabled.

Written by the indexing model from the issue text.