### 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
folder_colors["orange"] = Color(1.0, 0.561, 0.271); 
	folder_colors["yellow"] = Color(1.0, 0.890, 0.271); 
	folder_colors["green"] = Color(0.502, 1.0, 0.271); 
	folder_colors["teal"] = Color(0.271, 1.0, 0.635); 
	folder_colors["blue"] = Color(0.271, 0.843, 1.0); 
	folder_colors["purple"] = Color(0.502, 0.271, 1.0); 
	folder_colors["pink"] = Color(1.0, 0.271, 0.588); 
	folder_colors["gray"] = Color(0.616, 0.616, 0.616); 
	assigned_folder_colors = ProjectSettings::get_singleton()->get_setting("file_customization/folder_colors");
	editor_is_dark_theme = EditorSettings::get_singleton()->is_dark_theme();
	VBoxContainer *top_vbc = memnew(VBoxContainer);
	add_child(top_vbc);
	HBoxContainer *toolbar_hbc = memnew(HBoxContainer);
	toolbar_hbc->add_theme_constant_override("separation", 0);
	top_vbc->add_child(toolbar_hbc);
	button_hist_prev = memnew(Button);
	button_hist_prev->set_flat(true);
	button_hist_prev->set_disabled(true);
	button_hist_prev->set_focus_mode(FOCUS_NONE);
	button_hist_prev->set_tooltip_text(TTR("Go to previous selected folder/file."));
	toolbar_hbc->add_child(button_hist_prev);
	button_hist_next = memnew(Button);
	button_hist_next->set_flat(true);
	button_hist_next->set_disabled(true);
	button_hist_next->set_focus_mode(FOCUS_NONE);
	button_hist_next->set_tooltip_text(TTR("Go to next selected folder/file."));
	toolbar_hbc->add_child(button_hist_next);
	current_path_line_edit = memnew(LineEdit);
	current_path_line_edit->set_structured_text_bidi_override(TextServer::STRUCTURED_TEXT_FILE);
	current_path_line_edit->set_h_size_flags(SIZE_EXPAND_FILL);