[MAZ-212] Implement create referral functionality

[Dhaiwat10]

• In onboarding
• On the profile page

[vercel]

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mazury-frontend – ./

🔍 Inspect: https://vercel.com/mazurylabs/mazury-frontend/EHD3sqSjvvndgeV1e1L65dV62J3C
✅ Preview: https://mazury-frontend-git-create-referral-mazurylabs.vercel.app

mazury-storybook – ./

🔍 Inspect: https://vercel.com/mazurylabs/mazury-storybook/J4Rmp4eJn34FRYRX9DhDJ8njk6uS
✅ Preview: https://mazury-storybook-git-create-referral-mazurylabs.vercel.app