feat(ui): Implement email, username, and phone fields

[joe-bell]

Description

[!NOTE] As @alexcarpenter is mid-way through #3546, I'll hold off implementing these fields within /sign-up

Adds dual/triple method fields, along with conditional rendering based on user configuration

Sign-in

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
• [ ] 📖 Refactoring / dependency upgrade / documentation
• [ ] other:

[changeset-bot[bot]]

🦋 Changeset detected

Latest commit: 0b020384061ff7c823937c01bda1791ad91a04bf

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

This PR includes changesets to release 0 packages

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[joe-bell]

Closing this and starting again as the conflicts are just too painful