Removes address requirement from user action email model

[twistershark]

What changed? Why?

This PR updates the prisma schema so that address is not required in UserActionEmail model.

PlanetScale deploy request

PlaneScale deploy request: https://app.planetscale.com/stand-with-crypto/swc-web/deploy-requests/24

Notes to reviewers

Related to #980

How has it been tested?

• [x] Locally
• [ ] Vercel Preview Branch
• [ ] Unit test
• [ ] Functional test

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Name	Status	Preview	Updated (UTC)
swc-web	✅ Ready (Inspect)	Visit Preview	Jun 18, 2024 8:44pm