[cli] add length check on dataset 'set' command (#5361)
[cli] add length check on dataset 'set' command (#5361)


srickardti/openthread,srickardti/openthread,chshu/openthread,jwhui/openthread,bukepo/openthread,chshu/openthread,openthread/openthread,bukepo/openthread,jwhui/openthread,abtink/openthread,abtink/openthread,chshu/openthread,srickardti/openthread,openthread/openthread,abtink/openthread,chshu/openthread,openthread/openthread,bukepo/openthread,chshu/openthread,jwhui/openthread,srickardti/openthread,chshu/openthread,openthread/openthread,abtink/openthread,jwhui/openthread,bukepo/openthread