feat(spike): taker fee (backport #6034)

[mergify]

This is an automatic backport of pull request #6034 done by Mergify.
Cherry-pick of 5c8fd80 has failed:

On branch mergify/bp/v19.x/pr-6034
Your branch is up to date with 'origin/v19.x'.

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  (use "git cherry-pick --abort" to cancel the cherry-pick operation)

Changes to be committed:
	modified:   .github/workflows/test.yml
	modified:   app/apptesting/concentrated_liquidity.go
	modified:   app/modules.go
	modified:   app/upgrades/v15/upgrades.go
	modified:   app/upgrades/v19/upgrades.go
	modified:   proto/osmosis/poolmanager/v1beta1/genesis.proto
	modified:   proto/osmosis/poolmanager/v1beta1/tx.proto
	modified:   tests/cl-genesis-positions/go.mod
	modified:   tests/cl-genesis-positions/go.sum
	modified:   tests/e2e/helpers_e2e_test.go
	modified:   x/concentrated-liquidity/keeper.go
	modified:   x/concentrated-liquidity/pool.go
	modified:   x/concentrated-liquidity/pool_test.go
	modified:   x/concentrated-liquidity/simulation/sim_msgs.go
	modified:   x/concentrated-liquidity/types/expected_keepers.go
	modified:   x/gamm/keeper/msg_server_test.go
	modified:   x/gamm/keeper/pool.go
	modified:   x/gamm/simulation/sim_msgs.go
	modified:   x/gamm/types/expected_keepers.go
	modified:   x/poolmanager/README.md
	modified:   x/poolmanager/client/cli/tx.go
	modified:   x/poolmanager/client/cli/tx_test.go
	modified:   x/poolmanager/create_pool.go
	modified:   x/poolmanager/create_pool_test.go
	modified:   x/poolmanager/gov.go
	modified:   x/poolmanager/keeper_test.go
	modified:   x/poolmanager/msg_server.go
	modified:   x/poolmanager/msg_server_test.go
	modified:   x/poolmanager/router_test.go
	new file:   x/poolmanager/taker_fee.go
	modified:   x/poolmanager/types/events.go
	modified:   x/poolmanager/types/genesis.pb.go
	modified:   x/poolmanager/types/gov.go
	new file:   x/poolmanager/types/gov_test.go
	new file:   x/poolmanager/types/keys_test.go
	modified:   x/poolmanager/types/msgs.go
	modified:   x/poolmanager/types/msgs_test.go
	modified:   x/poolmanager/types/params.go
	modified:   x/poolmanager/types/tx.pb.go
	modified:   x/protorev/keeper/keeper_test.go
	modified:   x/protorev/keeper/rebalance_test.go
	modified:   x/superfluid/keeper/stake_test.go
	modified:   x/twap/keeper_test.go
	modified:   x/twap/store.go
	modified:   x/txfees/README.md
	new file:   x/txfees/keeper/export_test.go
	modified:   x/txfees/keeper/feedecorator.go
	modified:   x/txfees/keeper/feedecorator_test.go
	modified:   x/txfees/keeper/hooks.go
	modified:   x/txfees/keeper/hooks_test.go
	modified:   x/txfees/keeper/keeper_test.go
	modified:   x/txfees/types/expected_keepers.go
	modified:   x/txfees/types/keys.go

Unmerged paths:
  (use "git add <file>..." to mark resolution)
	both modified:   CHANGELOG.md
	both modified:   tests/e2e/e2e_test.go
	both modified:   x/poolmanager/export_test.go
	both modified:   x/poolmanager/router.go
	both modified:   x/poolmanager/types/keys.go

To fix up this pull request, you can check it out locally. See documentation: https://docs.github.com/en/github/collaborating-with-pull-requests/reviewing-changes-in-pull-requests/checking-out-pull-requests-locally

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