### Godot version

v4.2.beta.custom_build [a574c0296]

### System information

linux

### Issue description

Folder colors don't show up in file dialogs: when saving a scene, etc.

### Steps to reproduce

1. color a folder
2. create and open the save scene dialog and navigate to the colored folder
3. notice it's not shown its color in the file dialog

### Minimal reproduction project

any
ClassDB::bind_method(D_METHOD("_update_tree"), &FileSystemDock::_update_tree);
	ClassDB::bind_method(D_METHOD("_file_list_thumbnail_done"), &FileSystemDock::_file_list_thumbnail_done);
	ClassDB::bind_method(D_METHOD("_tree_thumbnail_done"), &FileSystemDock::_tree_thumbnail_done);
	ClassDB::bind_method(D_METHOD("_select_file"), &FileSystemDock::_select_file);
	ClassDB::bind_method(D_METHOD("navigate_to_path", "path"), &FileSystemDock::navigate_to_path);
	ClassDB::bind_method(D_METHOD("_update_import_dock"), &FileSystemDock::_update_import_dock);
	ClassDB::bind_method(D_METHOD("add_resource_tooltip_plugin", "plugin"), &FileSystemDock::add_resource_tooltip_plugin);
	ClassDB::bind_method(D_METHOD("remove_resource_tooltip_plugin", "plugin"), &FileSystemDock::remove_resource_tooltip_plugin);
	ADD_SIGNAL(MethodInfo("inherit", PropertyInfo(Variant::STRING, "file")));
	ADD_SIGNAL(MethodInfo("instantiate", PropertyInfo(Variant::PACKED_STRING_ARRAY, "files")));
	ADD_SIGNAL(MethodInfo("resource_removed", PropertyInfo(Variant::OBJECT, "resource", PROPERTY_HINT_RESOURCE_TYPE, "Resource")));
	ADD_SIGNAL(MethodInfo("file_removed", PropertyInfo(Variant::STRING, "file")));
	ADD_SIGNAL(MethodInfo("folder_removed", PropertyInfo(Variant::STRING, "folder")));
	ADD_SIGNAL(MethodInfo("files_moved", PropertyInfo(Variant::STRING, "old_file"), PropertyInfo(Variant::STRING, "new_file")));
	ADD_SIGNAL(MethodInfo("folder_moved", PropertyInfo(Variant::STRING, "old_folder"), PropertyInfo(Variant::STRING, "new_folder")));
	ADD_SIGNAL(MethodInfo("display_mode_changed"));
}
FileSystemDock::FileSystemDock() {