By simply removing WINED3DFMT_FLAG_DEPTH_STENCIL from
WINED3DFMT_S1_UINT_D15_UNORM and WINED3DFMT_S4X4_UINT_D24_UNORM. That's also
the only way these formats could be used by GL, so this allows us to remove
them from format_texture_info[] completely.
Signed-off-by: Henri Verbeet <hverbeet@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>