* add MintAddress to params.proto
* ignite scaffold message update-params params:Params --module dao
* add dao get and set params
* make dao.MsgUpdateParams.Params non-nullable
* use GetMintAddress in ante handler
* adjust dao e2e test suit for mint address param
* change msg creator to authority and set gov module as default in gov proposal
* fix staticcheck error
* remove depricated config param
* fix linter errors
Signed-off-by: Lorenz Herzberger <lorenzherzberger@gmail.com>
