Bug: Incorrect error message when periodlimit is not set on a feegrant tx

[fkneeland-figure]

Summary of Bug

If a user attempts to run simd tx feegrant grant with the flag --period but without the flag --periodlimit then they will get an error saying that there was the wrong number of arguments when the real problem is that they haven't set the --periodlimit flag. We should update the error message in:

cosmos-sdk/x/feegrant/client/cli/tx.go

Line 145 in 6e7e624

return fmt.Errorf("invalid number of args %d", len(args))

---

For Admin Use

• Not duplicate issue
• Appropriate labels applied
• Appropriate contributors tagged
• Contributor assigned/self-assigned