Fixes:

• On mobile, don't show ToC picker if there is just one section
• Icons search: added message indicating press to copy
• Icons search: added feedback for copying (icon updates to checkmark and "Copied!" text is displayed).
• Fixes llms.txt link in the React Aria - Getting Started page.
• Fixes overflow on useDrop docs examples
• Removed extra "Archived Releases" link from the S2 Releases page.
• Deduped some logic between the two icon searches (page and menu)

✅ Pull Request Checklist:

• Included link to corresponding React Spectrum GitHub Issue.
• Added/updated unit tests and storybook for this change (for new code or code which already has tests).
• Filled out test instructions.
• Updated documentation (if it already exists for this component).
• Looked at the Accessibility Practices for this feature - Aria Practices

📝 Test Instructions:

1. Test S2 0.9.1 Release on mobile and confirm there is no ToC button blocking the React Spectrum logo
2. Verify llms.txt link works in React Aria Getting Started page
3. Verify new message and copy feedback in Icons search in search menu and on Icons page
4. Verify overflow fixes in useDrop docs
5. Verify removed link from S2 Release Page.

🧢 Your Project: