Function prepare_colr_glyph

fn prepare_colr_glyph<'a>(
    font_ref: &'a FontRef<'a>,
    glyph: Glyph,
    font_size: f32,
    upem: f32,
    run_transform: Affine,
    color_glyph: ColorGlyph<'a>,
    normalized_coords: &'a [NormalizedCoord],
) -> (GlyphType<'a>, Affine)