add face restoration option to xyz_grid

    opts.data["uni_pc_order"] = min(x, p.steps - 1)

def apply_face_restore(p, opt, x):

    opt = opt.lower()

    if opt == 'codeformer':

        is_active = True

        p.face_restoration_model = 'CodeFormer'

    elif opt == 'gfpgan':

        is_active = True

        p.face_restoration_model = 'GFPGAN'

    else:

        is_active = opt in ('true', 'yes', 'y', '1')

    p.restore_faces = is_active

def format_value_add_label(p, opt, x):

    if type(x) == float:

        x = round(x, 8)

    AxisOption("VAE", str, apply_vae, cost=0.7, choices=lambda: list(sd_vae.vae_dict)),

    AxisOption("Styles", str, apply_styles, choices=lambda: list(shared.prompt_styles.styles)),

    AxisOption("UniPC Order", int, apply_uni_pc_order, cost=0.5),

    AxisOption("Face restore", str, apply_face_restore, format_value=format_value),

]