ASoC: RX1950: Enable Mic Jack during glue driver init

Enable Mic Jack during glue driver init, otherwise capture will not work.

Signed-off-by: Vasily Khoruzhick <anarsoul@gmail.com>
Acked-by: Jassi Brar <jassi.brar@samsung.com>
Acked-by: Liam Girdwood <lrg@slimlogic.co.uk>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>