Remove Beta organization

[gtsiolis]

trafficstars

I think this has caused more confusion than help, but is there any real value from having this org?

Cc @Palanikannan1437 @henit-chobisa

Cc @mads-hartmann because we recently chatted about this

[Palanikannan1437]

The beta organisation is basically for the ones who want to test out the latest features straight from the develop branch.

Since it takes quite some time for it to get merged in the main Raycast store 😄