* feat(optimism): optimistic kovan local regenesis changes

* use the regenesis version of the sdk

* remove the override no longer necessary

* diff rpc url

* back to kovan url

* lint error

* Optimism mainnet regenesis test (#2695)

* remove the optimism mainnet specific code and point to the mainnet regenesis rpc url

* point at the old mainnet multicall address

* bump the sdk version

* copy the list

* multicall address regenesis change

* revert the gas limit special casing for optimism

* bump the sdk version

* remove a couple other temporary edits

* unused test case

* specific version of v3-sdk