fix(copy-code): ignoreSelector dose not work

[FuckDoctors]

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• Read the Contributing Guidelines.
• Provide a description in this PR that addresses what the PR is solving. If this PR is going to solve an existing issue, please reference the issue (e.g. close #123).

What is the purpose of this pull request?

• Bug fix
• New feature
• Other

Description

I'm using twoslash in my blog building with vuepress-theme-hope, I need to ignore twoslash errors when using copy-code.

But it seems the ignoreSelector is not working.

Screenshots

Before

After

[coveralls]

Pull Request Test Coverage Report for Build 10344557069

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 57.473%

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Totals
Change from base Build 10129783667:	0.0%
Covered Lines:	1089
Relevant Lines:	1703

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💛 - Coveralls