Fix viewing space causing assertion

Why:
- _space.creator can be a dictionary or a string id. We must deal with both cases for now.

mirror-godot-app/ui/main_menu/pages/view_space.gd

@@ -120,14 +120,19 @@ func populate(space: Dictionary) -> void:
 	var updated = Time.get_datetime_dict_from_datetime_string(_space.get('updatedAt', ""), false)
 	_updated_at_label.text = Util.datetime_dict_to_mmm_dd_yyyy(updated)
 	_url_label.text = _construct_space_url(_space.get("_id", "unknown"))
-	var creator_promise: Promise = Net.user_client.get_user_profile(_space.creator)
-	creator_promise.connect_func_to_fulfill(func():
-		if creator_promise.is_error():
-			push_error("Failed to get creator")
-		var data = creator_promise.get_result()
-		var creator_name = data.get("displayName", tr("Unknown"))
+
+	if _space.creator is String:
+		var creator_promise: Promise = Net.user_client.get_user_profile(_space.creator)
+		creator_promise.connect_func_to_fulfill(func():
+			if creator_promise.is_error():
+				push_error("Failed to get creator")
+			var data = creator_promise.get_result()
+			var creator_name = data.get("displayName", tr("Unknown"))
+			_creator_label.text = tr("Created by {0}").format([creator_name])
+		)
+	else:
+		var creator_name = _space.creator.get("displayName", tr("Unknown"))
 		_creator_label.text = tr("Created by {0}").format([creator_name])
-	)
 	_description_label.text = _preprocess_description(_space.get("description",""))
 	if _description_label.text == "":
 		_description_label.text = tr("No description was provided for this space.")