fix: make Actions Ring selectable in action pickers

[the-long-ride]

Summary changes:

• Adds ShowActionsRing to the shared action catalog.
• Verifies normal and gesture picker availability.
• Retains RingAction validation against recursive Actions Ring entries.

Now that option will be listed here:

[greptile-apps]

Greptile Summary

The PR makes Actions Ring selectable from normal and gesture action pickers while retaining validation that prevents recursive ring entries.

• Adds ShowActionsRing to the shared action catalog.
• Adds coverage for shared and gesture-picker availability.
• Continues rejecting ShowActionsRing when constructing a RingAction.

Confidence Score: 5/5

The PR appears safe to merge.

No blocking failure remains.

Important Files Changed

Filename	Overview
crates/openlogi-core/src/binding/action.rs	Makes ShowActionsRing pickable through the shared catalog while leaving RingAction validation unchanged.
crates/openlogi-core/src/binding/tests.rs	Verifies catalog availability and continued recursive-trigger rejection.
crates/openlogi-desktop/src/features/mouse/picker.rs	Adds coverage confirming the gesture picker receives Actions Ring from the shared catalog.

_{Reviews (4): Last reviewed commit: "Merge branch 'master' into fix/show-acti..." | Re-trigger Greptile}

[davidbudnick]

@the-long-ride Can you please fill out the description of the PR?

[the-long-ride]

@the-long-ride Can you please fill out the description of the PR?

I'd thought that greptile-apps already did it well =]]

Updated btw.