FIX: Wrong character

[DSPerson]

• • 进度跟新的频率。包括当前位置和缓冲位置。

• • 进度更新的频率。包括当前位置和缓冲位置。

[CLAassistant]

Thank you for your submission! We really appreciate it. Like many open source projects, we ask that you all sign our Contributor License Agreement before we can accept your contribution.
1 out of 2 committers have signed the CLA.

✅ pingkai
❌ dushuai

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[pingkai]

please done cla:
https://cla-assistant.io/alibaba/CicadaPlayer?pullRequest=690
thanks