refactor(mint): audit (backport #16760) (#16787)

Co-authored-by: Facundo Medica <14063057+facundomedica@users.noreply.github.com>
Co-authored-by: Facundo Medica <facundomedica@gmail.com>

x/mint/keeper/msg_server.go

@@ -5,7 +5,6 @@ import (
 
 	"cosmossdk.io/errors"
 
-	sdk "github.com/cosmos/cosmos-sdk/types"
 	govtypes "github.com/cosmos/cosmos-sdk/x/gov/types"
 	"github.com/cosmos/cosmos-sdk/x/mint/types"
 )
@@ -25,7 +24,7 @@ func NewMsgServerImpl(k Keeper) types.MsgServer {
 }
 
 // UpdateParams updates the params.
-func (ms msgServer) UpdateParams(goCtx context.Context, msg *types.MsgUpdateParams) (*types.MsgUpdateParamsResponse, error) {
+func (ms msgServer) UpdateParams(ctx context.Context, msg *types.MsgUpdateParams) (*types.MsgUpdateParamsResponse, error) {
 	if ms.authority != msg.Authority {
 		return nil, errors.Wrapf(govtypes.ErrInvalidSigner, "invalid authority; expected %s, got %s", ms.authority, msg.Authority)
 	}
@@ -34,7 +33,6 @@ func (ms msgServer) UpdateParams(goCtx context.Context, msg *types.MsgUpdatePara
 		return nil, err
 	}
 
-	ctx := sdk.UnwrapSDKContext(goCtx)
 	if err := ms.Params.Set(ctx, msg.Params); err != nil {
 		return nil, err
 	}