### 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
GDCLASS(FileSystemDock, VBoxContainer);
public:
	enum FileListDisplayMode {
		FILE_LIST_DISPLAY_THUMBNAILS,
		FILE_LIST_DISPLAY_LIST
	};
	enum DisplayMode {
		DISPLAY_MODE_TREE_ONLY,
		DISPLAY_MODE_VSPLIT,
		DISPLAY_MODE_HSPLIT,
	};
	enum FileSortOption {
		FILE_SORT_NAME = 0,
		FILE_SORT_NAME_REVERSE,
		FILE_SORT_TYPE,
		FILE_SORT_TYPE_REVERSE,
		FILE_SORT_MODIFIED_TIME,
		FILE_SORT_MODIFIED_TIME_REVERSE,
		FILE_SORT_MAX,
	};
private:
	enum FileMenu {