Created & applied new event_object type (#109)

Created new event type.
some components only allow for an event to be an object, not a string
Co-authored-by: Daan Verstraten <daanverstraten@hotmail.com>

source/behavior/entities/format/components/angry.json

@@ -40,7 +40,7 @@
     },
     "calm_event": {
       "title": "Calm Event",
-      "$ref": "../types/event.json",
+      "$ref": "../types/event_object.json",
       "description": "Event to run after the number of seconds specified in duration expires (when the entity stops being \"angry\")"
     },
     "angry_sound": {