refactor(ui): Remove `variant` and `state` props from `<Field.Input />`

[alexcarpenter]

Description

Simplifying the field input component to in an effort to make adding descriptors a bit easier here https://github.com/clerk/javascript/pull/4384

Checklist

• [ ] npm test runs as expected.
• [ ] npm run build runs as expected.
• [ ] (If applicable) JSDoc comments have been added or updated for any package exports
• [ ] (If applicable) Documentation has been updated

Type of change

• [ ] 🐛 Bug fix
• [ ] 🌟 New feature
• [ ] 🔨 Breaking change
• [x] 📖 Refactoring / dependency upgrade / documentation
• [ ] other:

[changeset-bot[bot]]

🦋 Changeset detected

Latest commit: bf7c9e383389539c9fc57af737fd8de9b4502075

The changes in this PR will be included in the next version bump.

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