feat(Collapse): Collapse title header template - RenderFragment

[wenlino]

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Is your feature request related to a problem? Please describe the problem.

Collapse title header template - RenderFragment

TitleItemHeaderTemplate

Describe the solution you'd like

Collapse title header template - RenderFragment

TitleItemHeaderTemplate

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No response

[bb-auto]

@wenlino Thank you for contacting us. We will give feedback later.

[wenlino]

As image show，the bound item data