chore(main): release protocol 1.6.0

:robot: I have created a release beep boop

protocol,supplementary-contracts: relocate & allow TokenUnlock to deploy and own ProverSets (#17251) (f3d6ca1)
protocol: add ProverSet to hold TKO tokens (#17230) (b7802b1)
protocol: allow getTransition to be called for all blocks (#17268) (bca493f)
protocol: allow guardian prover to pause block proving & verification (#17286) (b955e0e)
protocol: allow L1 bridge to self-delegate any token's voting power (#17204) (9bd5efa)
protocol: deploy ProverSet in DeployOnL1 script (#17272) (6e56475)
protocol: enable AddressManager not to load from storage (#17250) (c8207d3)
protocol: make AutomataDcapV3Attestation state variables public and emit events (#17193) (3740dc0)
protocol: reduce ring-buffer size to reduce proposer cost (#17383) (b335b70)
protocol: refactor tier providers and added minority-guardian provers to all providers (#17169) (cd51442)
protocol: remove a few cached addresses (#17346) (e79a367)
protocol: update L2 deployment (#17360) (e56e290)

protocol: add receive function to ProverSet (#17334) (161fd8b)
protocol: be more strict with changeBridgedToken (#17333) (8d14e84)
protocol: check special addresses in recallMessage (#17411) (304aec2)
protocol: fix a proving window check bug (#17376) (06f97d6)
protocol: fix bridge bugs in getMessageMinGasLimit (#17284) (859f854)
protocol: fix Bridge message.fee double spending bug (#17446) (1bd3285)
protocol: fix proving window logic (#17378) (9ad6691)
protocol: fix tier ID check issue in GuardianProver.approve() (#17170) (f3dc402)
protocol: remove receive function from Bridge (#17330) (4ef2847)
protocol: verify target address is a contract address in DelegateOwner (#17328) (0c3c0e1)

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