* confirm holocene activation behavior

TODO remove hack around setting holocene time
TODO add log assertions

* add holocene_activation_test.go

* move holocene time hardcoding into test override

* tidy

* Update op-e2e/actions/proofs/holocene_activation_test.go
Co-authored-by: clabby <ben@clab.by>

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Co-authored-by: clabby <ben@clab.by>