### 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
EditorFileSystem::get_singleton()->connect("filesystem_changed", callable_mp(this, &FileSystemDock::_fs_changed));
			EditorResourcePreview::get_singleton()->connect("preview_invalidated", callable_mp(this, &FileSystemDock::_preview_invalidated));
			button_reload->set_icon(get_editor_theme_icon(SNAME("Reload")));
			button_file_list_display_mode->connect("pressed", callable_mp(this, &FileSystemDock::_toggle_file_display));
			files->connect("item_activated", callable_mp(this, &FileSystemDock::_file_list_activate_file));
			button_hist_next->connect("pressed", callable_mp(this, &FileSystemDock::_fw_history));
			button_hist_prev->connect("pressed", callable_mp(this, &FileSystemDock::_bw_history));
			tree_search_box->set_right_icon(get_editor_theme_icon(SNAME("Search")));
			tree_search_box->set_clear_button_enabled(true);
			tree_button_sort->set_icon(get_editor_theme_icon(SNAME("Sort")));
			file_list_search_box->set_right_icon(get_editor_theme_icon(SNAME("Search")));
			file_list_search_box->set_clear_button_enabled(true);
			file_list_button_sort->set_icon(get_editor_theme_icon(SNAME("Sort")));
			if (is_layout_rtl()) {
				button_hist_next->set_icon(get_editor_theme_icon(SNAME("Back")));
				button_hist_prev->set_icon(get_editor_theme_icon(SNAME("Forward")));
			} else {
				button_hist_next->set_icon(get_editor_theme_icon(SNAME("Forward")));
				button_hist_prev->set_icon(get_editor_theme_icon(SNAME("Back")));
			}
			file_list_popup->connect("id_pressed", callable_mp(this, &FileSystemDock::_file_list_rmb_option));
			tree_popup->connect("id_pressed", callable_mp(this, &FileSystemDock::_tree_rmb_option));
			current_path_line_edit->connect("text_submitted", callable_mp(this, &FileSystemDock::_navigate_to_path).bind(false));
			always_show_folders = bool(EDITOR_GET("docks/filesystem/always_show_folders"));
			set_file_list_display_mode(FileSystemDock::FILE_LIST_DISPLAY_LIST);
			_update_display_mode();
			if (EditorFileSystem::get_singleton()->is_scanning()) {
				_set_scanning_mode();
			} else {
				_update_tree(Vector<String>(), true);