chore: hide triggers that lists screens, playlists, and assets

[nicomiguelino]

Description

The triggers that lists screens, playlists, and assets are not being used by end-users, so we hid them so that they will only be used by the actions available in the integration.

How Has This Been Tested?

• Unit tests
• Manual tests

Checklist

• I have performed a self-review of my code.
• I have commented my code, particularly in hard-to-understand areas.
• I have made corresponding changes to the documentation (where applicable).
• New and existing unit tests pass locally with my changes
• Any dependent changes have been merged and published in downstream modules