This change updates the genesis to produce an identical new state
as the current Pythnet production release when needed. The activated
features are added and the genesis cluster type is fixed to match
what we used to create the genesis at first.

* feat: accumulator v2 (wip 1)

* feat: accumulator v2 (wip 2)

* chore: fix some warnings and fix validator build

* feat: accumulator v2 (wip 3)

* feat: skip message buffer aggregation if all price feeds use v2 aggregation

* feat: combine v1 and v2 aggregation price feed messages in the merkle tree

* refactor: clean up and avoid extra vector

* fix: don't aggregate if already aggregated in the program

* test: bring back old pyth tests (wip)

* test: fix old pyth tests

* test: add initial v2 tests to validator

* refactor: unify env var handling

* chore: fix build for stable Rust by ignoring lints

* test: fix and expand accumulator-v2 tests

* chore: clean up comments

* chore: update dependency

* chore: fix clippy and fmt

* test: add extra check

* chore: bump version to 1.14.175

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Co-authored-by: Reisen <[email protected]>