### 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
void _thumbnail_done(const String &p_path, const Ref<Texture2D> &p_preview, const Ref<Texture2D> &p_small_preview, const Variant &p_udata);
	void _request_single_thumbnail(const String &p_path);
	virtual void shortcut_input(const Ref<InputEvent> &p_event) override;
	bool _is_open_should_be_disabled();
protected:
	virtual void _update_theme_item_cache() override;
	void _notification(int p_what);
	static void _bind_methods();
public:
	
	void _file_submitted(const String &p_file);
	void popup_file_dialog();
	void clear_filters();
	void add_filter(const String &p_filter, const String &p_description = "");
	void set_filters(const Vector<String> &p_filters);
	Vector<String> get_filters() const;
	void set_enable_multiple_selection(bool p_enable);
	Vector<String> get_selected_files() const;
	String get_current_dir() const;
	String get_current_file() const;
	String get_current_path() const;
	void set_current_dir(const String &p_dir);
	void set_current_file(const String &p_file);
	void set_current_path(const String &p_path);
	void set_display_mode(DisplayMode p_mode);
	DisplayMode get_display_mode() const;
	void set_file_mode(FileMode p_mode);
	FileMode get_file_mode() const;
	VBoxContainer *get_vbox();
	LineEdit *get_line_edit() { return file; }