feat(radial-bar): add radial bar label adaptor

[hustcc]

PR includes

• fixed 玉珏图 label 显示不出来 G2#3293
• add / modify test cases

Screenshot

Before	After
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[github-actions]

😭 Deploy PR Preview 9ed9afb failed. Build logs

_{🤖 By surge-preview}

[coveralls]

Pull Request Test Coverage Report for Build 580725093

• 11 of 11 (100.0%) changed or added relevant lines in 1 file are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage increased (+0.02%) to 96.624%

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Totals
Change from base Build 580110991:	0.02%
Covered Lines:	4930
Relevant Lines:	4983

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💛 - Coveralls