* wip: first draft of the fee wallet

* add fee wallet to dump

* rename to sequencer vault

* add L1 fee wallet to geth config

* add unit tests

* fix geth linting error

* add a basic integration test

* fix broken integration test

* add test for correct storage slot

* add integration test for fee withdrawal

* fix typo in integration tests

* fix a bug bin integration tests

* Update OVM_SequencerFeeVault.sol

* fix bug in contract tests

* chore: add changeset

* fix bug in contract tests