Disable Samsungs Jack detection driver and modify SDP4430

The SDP4430 ASoC driver never tried to read from the Headset Jack detector GPIO.
Let's adapt to the way the SDP3430 works. This finally allows for the corresponding
/dev/input/event* device to report Headset Jack state changes.

Change-Id: Ibec6dce1a76ecf50d2ff917bf9e7860d1a459703