chore: update zksync testnet with Sepolia, deprecating Goerli

[dutterbutter]

Description

This PR updates zkSync Testnet. Deprecating Goerli in favour of Sepolia.

---

PR-Codex overview

Focus of the PR:

This PR focuses on adding support for the zkSync Sepolia Testnet.

Detailed summary:

• Added zkSync Sepolia Testnet.
• Added zkSyncSepoliaTestnet to the list of supported chains.
• Deprecated zkSyncTestnet and added a comment suggesting the use of zkSyncSepoliaTestnet.
• Updated imports and references to use zkSyncSepoliaTestnet instead of zkSyncTestnet.

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

[changeset-bot]

🦋 Changeset detected

Latest commit: 16e8ff0

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

This PR includes changesets to release 1 package

Name	Type
viem	Patch

Not sure what this means? Click here to learn what changesets are.

Click here if you're a maintainer who wants to add another changeset to this PR

[vercel]

@dutterbutter is attempting to deploy a commit to the wagmi Team on Vercel.

A member of the Team first needs to authorize it.

[jxom]

Does 280 still work? Can we instead add an extra chain for zkSync Sepolia to avoid breaking changes? We can mark zkSyncTestnet with a @deprecated flag and direct the consumer to use Sepolia.

[dutterbutter]

@jxom updated :)

[dutterbutter]

@jxom gentle bump here :)