gentx command does not error on 0 Amount

[AdityaSripal]

Summary of Bug

Creating a gentx with 0 amount passes, and does not error until subsequent collect-gentxs command

Version

v0.40.0-rc5

Steps to Reproduce

gaiad gentx moniker --chain-id $chain-id
gaiad collect-gentxs

cc: @colin-axner

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[colin-axner]

This is because the amount flag has a default value (100000stake). I think it'd be better if amount became an argument since it is required

[alexanderbez]

This is because the amount flag has a default value (100000stake). I think it'd be better if amount became an argument since it is required

ACK 👍

[alessio]

This is because the amount flag has a default value (100000stake). I think it'd be better if amount became an argument since it is required

I very much agree with this. It is more correct and affects UX positively 👍