[Bug] stage update error when dpr is 1.35

[xile611]

相关issue: VisActor/VChart#3255

Version

no

Link to Minimal Reproduction

no need

Steps to Reproduce

window.devicePixelRatio = 1.35;

dpr设置为1.35 的时候，viewBox会产生精度问题

Current Behavior

Expected Behavior

图表能够正常渲染

Environment

- OS:
- Browser:
- Framework:

Any additional comments?

No response