Action stuff (#31305)

* Action stuff

- Cleanup some event stuff
- Avoid dirtying entity unnecessarily
- Add ActionGrant as an easy way to apply / remove actions via compregistry.

* Fix merge

Content.Shared/Actions/ItemActionGrantComponent.cs

@@ -0,0 +1,14 @@
+using Robust.Shared.GameStates;
+using Robust.Shared.Prototypes;
+
+namespace Content.Shared.Actions;
+
+/// <summary>
+/// Works in tandem with <see cref="ActionGrantComponent"/> by granting those actions to the equipper entity.
+/// </summary>
+[RegisterComponent, NetworkedComponent, AutoGenerateComponentState, Access(typeof(ActionGrantSystem))]
+public sealed partial class ItemActionGrantComponent : Component
+{
+    [DataField(required: true), AutoNetworkedField, AlwaysPushInheritance]
+    public List<EntProtoId> Actions = new();
+}