fix(revert): avm sim uses event loop again (#21138)#21630

ludamad merged 1 commit intobackport-to-v4-stagingAztecProtocol/aztec-packages:backport-to-v4-stagingfrom

revert/threaded-async-op-v4-cleanAztecProtocol/aztec-packages:revert/threaded-async-op-v4-cleanCopy head branch name to clipboard