fix(dayjs): cannot handle week and quarter String + Format

[CCherry07]

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This is a ...

• New feature
• Bug fix
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What's the background?

1. Describe the source of requirement.
   初始化week WeekPicker 时，存在 valueFormat 无法正常，显示日期，原因是 dayjs 目前无法处理 输入字符串包含周的格式，来解析日期。
2. Resolve what problem.
   https://day.js.org/docs/en/parse/string-format
   dayjs 目前无法处理 输入字符串包含周的格式，来解析日期。
3. Related issue link.
   In a-range-picker week mode, the binding formatted date display error #6384

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3. GIF or snapshot should be provided if includes UI/interactive modification.

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[zkwolf]

snapshot看change感觉不太对？咋变成只有一个了

[CCherry07]

不好意思，当时跑测试时，给注释了一个demo @zkwolf

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