refactor!: move chain definitions out of aa-sdk core

[moldy530]

Pull Request Checklist

• Did you add new tests and confirm existing tests pass? (yarn test)
• Did you update relevant docs? (docs are found in the site folder, and guidelines for updating/adding docs can be found in the contribution guide)
• Do your commits follow the Conventional Commits standard?
• Does your PR title also follow the Conventional Commits standard?
• If you have a breaking change, is it correctly reflected in your commit message? (e.g. feat!: breaking change)
• Did you run lint (yarn lint:check) and fix any issues? (yarn lint:write)
• Did you follow the contribution guidelines?

---

PR-Codex overview

The focus of this PR is to refactor imports and dependencies across multiple files.

Detailed summary

• Updated imports from @aa-sdk/core to @account-kit/infra
• Refactored import statements for chains and plugins
• Removed unnecessary imports and dependencies

The following files were skipped due to too many changes: account-kit/smart-contracts/src/light-account/clients/alchemyClient.ts, account-kit/smart-contracts/src/msca/client/multiSigAlchemyClient.ts, aa-sdk/core/src/utils/defaults.ts, account-kit/smart-contracts/src/light-account/clients/multiOwnerAlchemyClient.ts, aa-sdk/core/src/utils/index.ts, aa-sdk/core/src/account/__tests__/simple.test.ts, aa-sdk/core/src/index.ts, site/pages/migration-guides/migrating-to-v3.md, aa-sdk/ethers/src/__tests__/provider-adapter.test.ts, aa-sdk/ethers/src/provider-adapter.ts, account-kit/infra/src/chains.ts

✨ Ask PR-Codex anything about this PR by commenting with /codex {your question}

[vercel]

The latest updates on your projects. Learn more about Vercel for Git ↗︎

Name	Status	Preview	Comments	Updated (UTC)
aa-sdk-site	✅ Ready (Inspect)	Visit Preview	💬 Add feedback	Jun 24, 2024 3:00pm

[Dan-Nolan]

lets get those chains! ⛓️

[moldy530]

I'm not gonna put a comment here because we have an item to just delete this all together since we're gonna remove simple account from here