Eng Tracking: End to end Multichain Faucet Implementation

[tarunkhasnavis]

This will serve as the engineering tracking issue for the end to end Multichain Faucet Implementation. More information in the parent issue here: #505

• Test out Safe.Call behavior for multicall encoding #576
• Modify drip param creation to use multicall #577
• Configure new argument to pass in target bridges and amounts #580
• Add new endpoint and for on chain claims with multicall #578
• Add new endpoint for off chain claims with multicall #581
• Modify endpoint for having multiple bridge endpoints #579
• Deprecate old unused routes and Faucet object logic #582
• Create new claim flow with multicall and wire routes #589
• Create new modal for updating allocations #590
• Modify gas to not fail when many networks are selected #591
• Need to modify verification check for transaction to catch multicall reverts #592
• Modify the feature flag here: https://github.com/ethereum-optimism/ecosystem-private/blob/8d1f04ba042608dec5b915a1e7c65b30cfc0309a/apps/dev-console-interface/src/pages/FaucetPage/components/AuthenticatedHeader.tsx#L82