* Revert "feat: bring back config parameters"
This reverts commit 4ab279033cae5e351cd13c348a21e4717705f341.
Unnecessary because cosmos sdk handles chain upgrades properly: it holds
the chain and waits for a new binary version.
* refactor: use testnet parameters as default in x/dao
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Signed-off-by: Julian Strobl <jmastr@mailbox.org>