chore: bump versions to v0.18 #188

Job	Run time
create-and-update	12m 6s
basic-operations/anchor/create	12m 5s
basic-operations/anchor/update	12m 5s
basic-operations/anchor/burn	12m 5s
basic-operations/anchor/close	11m 52s
counter/anchor	12m 5s
basic-operations/anchor/create-nullifier	11m 59s
zk/zk-id	12m 5s
basic-operations/anchor/reinit	12m 5s
zk/nullifier	12m 5s
	2h 0m 32s

Provide feedback