refactor: remove .Type() and .Route() from msgs (#14751)

x/mint/types/msgs.go

@@ -3,9 +3,13 @@ package types
 import (
 	sdk "github.com/cosmos/cosmos-sdk/types"
 	sdkerrors "github.com/cosmos/cosmos-sdk/types/errors"
+	"github.com/cosmos/cosmos-sdk/x/auth/migrations/legacytx"
 )
 
-var _ sdk.Msg = &MsgUpdateParams{}
+var (
+	_ sdk.Msg            = &MsgUpdateParams{}
+	_ legacytx.LegacyMsg = &MsgUpdateParams{}
+)
 
 // GetSignBytes implements the LegacyMsg interface.
 func (m MsgUpdateParams) GetSignBytes() []byte {
@@ -13,13 +17,13 @@ func (m MsgUpdateParams) GetSignBytes() []byte {
 }
 
 // GetSigners returns the expected signers for a MsgUpdateParams message.
-func (m *MsgUpdateParams) GetSigners() []sdk.AccAddress {
+func (m MsgUpdateParams) GetSigners() []sdk.AccAddress {
 	addr, _ := sdk.AccAddressFromBech32(m.Authority)
 	return []sdk.AccAddress{addr}
 }
 
 // ValidateBasic does a sanity check on the provided data.
-func (m *MsgUpdateParams) ValidateBasic() error {
+func (m MsgUpdateParams) ValidateBasic() error {
 	if _, err := sdk.AccAddressFromBech32(m.Authority); err != nil {
 		return sdkerrors.Wrap(err, "invalid authority address")
 	}