[Bug] 雷达图的 tooltip，设置 valueFormatter，无法获取到 dataIndex
- Dominant language
- TypeScript
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Description
### Version
5.5.1
### Link to Minimal Reproduction
https://echarts.apache.org/examples/zh/editor.html?c=radar&code=PYBwLglsB2AEC8sDeAoWtJgDYFMBcya6GOAHmAQOQBCAhgM4QDGsASrQCa0BOsAwgAseYSkQC-AGiK4A5jmgcCqYrC5haBANqUAglizAmtMDg6xqAVw5yRE2LqZgLtLLADKIeRwjQZlALriUuhgwMBYkCBKROgAbi4WOABiwNwAtsYm3AQAFPFYiXZqtACSCmQAlAgAfLAABgAkSPmJYgCksE3FZRxkYnVBRNycPNEqAPTjsPRCnlRMENxMuJTBxD7eRqHZsJoxxEiw0LRp-PZuLjj0q7AZpAQAbACsAAwvsJL76IfHp1Q6HDSPgg9DAw0gMBudwIAEYHm93p8VN8jiczpQygAzVIZCFwAAqOCYAmg4WAMgAnlDaPdYABmBGItYqH5oqh8Cyg4CnXhuCwgECpWy3GkEOkADgRH2ZB1Rf3sABEcLEcAYQKdoMLobAngAmKVI5Gs-WUACyPAA1jhIL5qbTda83h99oF0Ib6DhuBArlp9spkb90ZZrNbYLF6NNPAofH4ZSEKXN7MMuNxVl9VMYNLt098c8QWmdNAAWfUvOwMt52UuV-mOss6xl2GGSt7-OMBtn2PQGLamcxWGyiZHEQ3D_3DuIJQt1ptFhFVlv13Xwmsl-ewXUwhFtvPoQP_RzOVweLwxocTsTp10joiBMQAbiAA
### Steps to Reproduce
### Current Behavior
显示 undefined
### Expected Behavior
显示对应的dataIndex
### Environment
_No response_
### Any additional comments?
_No response_
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Assessment
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