docs: remove content from Icon (keep in zeroheight)

[jaredcwhite]

Fixes #15

[netlify[bot]]

✅ Deploy Preview for storybook-ui-seeds ready!

Name	Link
🔨 Latest commit	ceabd4309882b1624b4e4134f19682037c06f575
🔍 Latest deploy log	https://app.netlify.com/sites/storybook-ui-seeds/deploys/642cf7cc110cae00086726ce
😎 Deploy Preview	https://deploy-preview-23--storybook-ui-seeds.netlify.app
📱 Preview on mobile	Toggle QR Code... Use your smartphone camera to open QR code link.

---

To edit notification comments on pull requests, go to your Netlify site settings.

[github-actions[bot]]

:tada: This PR is included in version 1.3.0 :tada:

The release is available on:

• npm package (@latest dist-tag)
• GitHub release

Your semantic-release bot :package::rocket: