feat: add permissioned betanet task

[0xChin]

Summary

Adds two new betanet tasks for Sepolia to upgrade and configure RevShare functionality for the revshare-beta-1 chain.

Changes

Task 063-U18-rev-share-permissioned-betanet

Updates RevShare Betanet to U18 for the new revshare-beta-1 deployment.

• Chain: revshare-beta-1 (chainId: 420120034)
• Template: OPCMUpgradeV600
• Safe: 0xe934dc97e347c6acef74364b50125bb8689c40ff
• Configures Canon prestates for betanet using prestates-revshare-1-after-update.json
• Includes state overrides for nonce management
• Expected validation errors documented (permissioned chain, custom admin)

Task 064-permissioned-betanet-rev-share-v2

RevShare Upgrade and Setup for the revshare-beta-1 betanet chain.

• Chain: revshare-beta-1 (chainId: 420120034)
• Template: RevShareUpgradeAndSetup
• Safe: 0xe934dc97e347c6acef74364b50125bb8689c40ff
• Portal: 0xa68b3c6c2147caf13a760a4ec79855b0d859d9e5
• SequencerFeeVault Recipient: 0xee7d049e5f573a08bb5a358fcefb3d4af992fdcb

This task:

1. Deploys all needed contract implementations (FeeVaults, FeeSplitter, L1Withdrawer, RevShareCalculator)
2. Upgrades fee vault proxy implementations (SequencerFeeVault, BaseFeeVault, L1FeeVault, OperatorFeeVault) on L2
3. Sets FeeSplitter predeploy to point to new implementation with RevShareCalculator address

Test plan

• Run just simulate-stack sep 063-U18-rev-share-permissioned-betanet
• Run just simulate-stack sep 064-permissioned-betanet-rev-share-v2
• Verify domain and message hashes match expected values
• Get both tasks executed
• Run the Post Task Assertions test: add post task assertion #1325 over the new betanet