Revolution in Digital Signatures: Introducing ViemLocalEip712Signer!

New implementation streamlines EIP-712 signing with improved testing and refinements, setting a new standard in secure transactions.

Commit Details:

feat: implement ViemLocalEip712Signer (#787) * Implement viemEip712Signer * Add tests * clean * Stubs * Deps * Fixes * Clean * Fix bugs * Rename * Add changeset * rename * clean up * rename * update import * Upgrade * Update test * ViemEip712Signer -> ViemLocalEip712Signer * clean up * Convert hash bytes to hex string before signing * use random wallet * Add test for mnemonic account * Simplify * Use random mnemonic phrase * More clean up * Add comment * refactor EIP-712 signer tests into util * update changeset to patch core --------- Co-authored-by: Tony D'Addeo <[email protected]> Co-authored-by: Paul Fletcher-Hill <[email protected]>