Translate Tree component card to es/fr/zh

[mintlify]

Summary

• Translated the new Tree component Card added to components/index.mdx into Spanish, French, and Chinese
• Mirrors the addition from Add Tree to components index and Prompt to translated nav #4472 which added the Tree card to the English components index

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Note

Low Risk
Low risk documentation-only change that adds a new navigational card to three localized component index pages.

Overview
Adds a new Tree component Card entry (with localized descriptions) to the Spanish, French, and Chinese components/index.mdx pages, linking to /es|fr|zh/components/tree and using the folder-tree icon.

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