bug: tx flags for txfees update prop (#1546) (#1548)

Can't submit txfees prop without fees flags

(cherry picked from commit ae19a4c)

Co-authored-by: Adam Tucker <adamleetucker@outlook.com>

x/txfees/client/cli/tx.go

@@ -8,6 +8,7 @@ import (
 	"github.com/spf13/cobra"
 
 	"github.com/cosmos/cosmos-sdk/client"
+	"github.com/cosmos/cosmos-sdk/client/flags"
 	sdk "github.com/cosmos/cosmos-sdk/types"
 	"github.com/cosmos/cosmos-sdk/x/gov/client/cli"
 	govtypes "github.com/cosmos/cosmos-sdk/x/gov/types"
@@ -92,6 +93,7 @@ func NewCmdSubmitUpdateFeeTokenProposal() *cobra.Command {
 	cmd.Flags().String(cli.FlagTitle, "", "title of proposal")
 	cmd.Flags().String(cli.FlagDescription, "", "description of proposal")
 	cmd.Flags().String(cli.FlagDeposit, "", "deposit of proposal")
+	flags.AddTxFlagsToCmd(cmd)
 	_ = cmd.MarkFlagRequired(cli.FlagTitle)
 	_ = cmd.MarkFlagRequired(cli.FlagDescription)