Add support for the new Jovian block info tx#457

Draft

mdehoog wants to merge 2 commits intoethereum-optimism:optimismfrom mdehoog:michael/isthmus-cost-function

+172-33

Commits on Jan 2, 2025

Add support for the new Isthmus block info tx
mdehoog
committed

Commits on Jan 8, 2025

Switch rollout to Jovian
mdehoog
committed