fix: search items ensure unique keys

[GinWU05]

Description

This PR complements #500. Thanks to @lainbo for bringing this issue to my attention during testing, giving me the opportunity to further refine the bug fix.

Linked Issues

Closes #500

Solution

Refer to cmdk Item [cmdk-item] [data-disabled?] [data-selected?] documentation.

Based on the cmdk source code, we removed the invalid prop id from Command.Item.

Thanks to the development team for their code review.

Test Information

For testing purposes, you can use this feed: https://deer404.com/feed.xml

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