ASoC: twl6040: Support other sample rates in constraints.

Add other supported sample rates to LP and HP modes.

Signed-off-by: Liam Girdwood <lrg@ti.com>
Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Acked-by: Mark Brown <broonie@opensource.wolfsonmicro.com>