IconButton: Add tooltip to icon buttons by default

[broccolinisoup]

Closes #

Changelog

New

Changed

Removed

Rollout strategy

• Patch release
• Minor release
• Major release; if selected, include a written rollout or migration plan
• None; if selected, include a brief description as to why

Testing & Reviewing

Merge checklist

• Added/updated tests
• Added/updated documentation
• Added/updated previews (Storybook)
• Changes are SSR compatible
• Tested in Chrome
• Tested in Firefox
• Tested in Safari
• Tested in Edge
• (GitHub staff only) Integration tests pass at github/github (Learn more about how to run integration tests)

[changeset-bot]

⚠️ No Changeset found

Latest commit: 999019f

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[github-actions]

size-limit report 📦

Path	Size
dist/browser.esm.js	113.4 KB (+0.15% 🔺)
dist/browser.umd.js	114.01 KB (+0.12% 🔺)

[broccolinisoup]

Closing this in favour of #4224