[Bug] isMultiple is not working in the interactions configuration.

[xuefei1313]

Version

2.0.19

Link to Minimal Reproduction

https://www.visactor.com/vchart/playground?specId=1670301877&timestamp=1776409669796&version=2.0.19&theme=light

Steps to Reproduce

https://www.visactor.com/vchart/playground?specId=1670301877&timestamp=1776409669796&version=2.0.19&theme=light

Current Behavior

无法多选

Expected Behavior

可以正常多选

Environment

- OS:
- Browser:
- Framework:

Any additional comments?

No response