fix: handle when key name is optimize instead of optimizer in set

[antazoey]

What I did

vyper uses the key of "optmize" and solidity uses "optimizer" so need to handle both.

How I did it

How to verify it

Checklist

• [ ] Passes all linting checks (pre-commit and CI jobs)
• [ ] New test cases have been added and are passing
• [ ] Documentation has been updated
• [ ] PR title follows Conventional Commit standard (will be automatically included in the changelog)