fix: Incorrect error message when periodlimit is not set on a feegran…

…t tx (backport cosmos#10050) (cosmos#10168)

* fix: Incorrect error message when periodlimit is not set on a feegrant tx (cosmos#10050)

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## Description

I updated the error check for periodlimit on a feegrant tx to return that the user needs to set the period limit rather than that the number of arguments is incorrect.

Closes: cosmos#10049

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(cherry picked from commit 7e90194)

# Conflicts:
#	CHANGELOG.md

* Fix changelog

* Update CHANGELOG.md

Co-authored-by: fkneeland-figure <[email protected]>
Co-authored-by: Amaury M <[email protected]>
Co-authored-by: Robert Zaremba <[email protected]>

CHANGELOG.md

@@ -45,6 +45,7 @@ Ref: https://keepachangelog.com/en/1.0.0/
 * [\#9969](https://github.com/cosmos/cosmos-sdk/pull/9969) fix: use keyring in config for add-genesis-account cmd.
 * (x/genutil) [#10104](https://github.com/cosmos/cosmos-sdk/pull/10104) Ensure the `init` command reads the `--home` flag value correctly.
 * [\#10061](https://github.com/cosmos/cosmos-sdk/pull/10061) Ensure that `LegacyAminoPubKey` struct correctly unmarshals from JSON
+* (x/feegrant) [\#10049](https://github.com/cosmos/cosmos-sdk/issues/10049) Fixed the error message when `period` or `period-limit` flag is not set on a feegrant grant transaction.
 
 ### Client Breaking Changes