Reimplement ETHOrders logic

[k06a]

Implemented logic, haven't updated tests yet.

Key highlights:

• Do we ever need depositForOrder while we can use depositForOrderHash? It's safe – we store hashes per makers.
• Fusion and Fusion+ support: we can pass allowed msg.senders for postInteraction with maker extra data
• Replaced LOP.hash() call with EIP712Alien to compute hash with LOP's name/version/address(this)

[Copilot]

Copilot encountered an error and was unable to review this pull request. You can try again by re-requesting a review.

[Sunnesoft]

Pls check if we really use libs - if not, remove it. But it not so critical