Make NodeTimeInfo be not stored in tscn

scene/animation/animation_tree.cpp

@@ -46,9 +46,9 @@ void AnimationNode::get_parameter_list(List<PropertyInfo> *r_list) const {
 		}
 	}
 
-	r_list->push_back(PropertyInfo(Variant::FLOAT, current_length, PROPERTY_HINT_NONE, "", PROPERTY_USAGE_NO_EDITOR | PROPERTY_USAGE_READ_ONLY));
-	r_list->push_back(PropertyInfo(Variant::FLOAT, current_position, PROPERTY_HINT_NONE, "", PROPERTY_USAGE_NO_EDITOR | PROPERTY_USAGE_READ_ONLY));
-	r_list->push_back(PropertyInfo(Variant::FLOAT, current_delta, PROPERTY_HINT_NONE, "", PROPERTY_USAGE_NO_EDITOR | PROPERTY_USAGE_READ_ONLY));
+	r_list->push_back(PropertyInfo(Variant::FLOAT, current_length, PROPERTY_HINT_NONE, "", PROPERTY_USAGE_READ_ONLY));
+	r_list->push_back(PropertyInfo(Variant::FLOAT, current_position, PROPERTY_HINT_NONE, "", PROPERTY_USAGE_READ_ONLY));
+	r_list->push_back(PropertyInfo(Variant::FLOAT, current_delta, PROPERTY_HINT_NONE, "", PROPERTY_USAGE_READ_ONLY));
 }
 
 Variant AnimationNode::get_parameter_default_value(const StringName &p_parameter) const {