[Bug]HeaderPlugin 不支持自定义传入H1 H2 H3 H4 H5 H6, 自己重写HeaderPlugin之后，H4 H5 H6 不展示对应的icon

[geqiong]

Describe the bug
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To Reproduce
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Expected behavior
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Syllepsis package version

• @syllepsis/adapter:

Desktop (please complete the following information):

• OS: [e.g. iOS]
• Browser [e.g. chrome, safari]
• Version [e.g. 22]

Smartphone (please complete the following information):

• Device: [e.g. iPhone6]
• OS: [e.g. iOS8.1]
• Browser [e.g. stock browser, safari]
• Version [e.g. 22]