chore: migrate E2E buyEth tests to Foundry#212

meetmangukiya wants to merge 4 commits intocowprotocol:mfw78-patch-1cowprotocol/contracts:mfw78-patch-1from

meetmangukiya:e2e-migrate-buy-ethmeetmangukiya/cow-core-contracts:e2e-migrate-buy-ethCopy head branch name to clipboard