[Improvement] Add the ability to revoke all roles or groups in the Gravitino CLI

[justinmclean]

What would you like to be improved?

Add the ability to revoke all roles or groups in the Gravitino CLI

How should we improve?

see above

[ozzyozbourne]

hey @justinmclean I would love to take a stab at this one !

[justinmclean]

Sure, if you need any help getting started, just ask.

[justinmclean]

@ozzyozbourne how are you going with this?

[ozzyozbourne]

Hey @justinmclean couldn't figure out how to do this, so unassigning myself, thanks for letting me try !

[suvaidkhan]

Hey @justinmclean can I pick this up?

[justinmclean]

Sure, go for it. If you need any help with this, just ask.

[suvaidkhan]

Update on this: done with the code, need to test and will raise the PR for this in a day or two.