docs: fixes broken link to CLI docs on the readme

[andresgalante]

There is a broken link on the read me. This PR is fixing it :)

[CLAassistant]

All committers have signed the CLA.

[JAORMX]

Thanks a lot for the contribution! Once CI is happy and the CLA is signed, we'll get this merged.

[andresgalante]

Actually, should it be linked to here instead: https://minder-docs.stacklok.dev/ref/api ? nevermind, I got the URL right the first time :)

[JAORMX]

Actually, should it be linked to here instead: https://minder-docs.stacklok.dev/ref/api ?

I think the ref you linked it to is just fine. Though it would be handy to also have a reference to the API handy.

[andresgalante]

I agree, since I have it open let me add a reference to the API too