docs: update slider options

[justnewneo]

Checklist

• npm test passes
• benchmarks are included
• commit message follows commit guidelines
• documents are updated

Description of change

update the slider documentation that are already supported options but not shown in the docs.
For example：
To avoid label overlap, set autoFitLabel to false and add paddingRight to the chart

[hustcc]

@justnewneo 单测已经修复：#6508 。可以重新 rebase 一下目标分支，在提交一下。

[coveralls]

Pull Request Test Coverage Report for Build 12143323051

Details

• 0 of 0 changed or added relevant lines in 0 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage remained the same at 86.653%

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Totals
Change from base Build 12135593436:	0.0%
Covered Lines:	10610
Relevant Lines:	11865

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💛 - Coveralls

[hustcc]

感谢 pr，去过有兴趣的话，可以按照 component 中的类型定义继续完善配置文档。