defconfig: msm8612: Enable light/proximity sensor driver STK3X1X

Add the config parameters to enable the sitronix light/proximity
sensor driver STK3X1X for msm8612

Change-Id: I4d92e95974bbdb1edd9683c83909c1458c62db03
Signed-off-by: Figo Wang <figow@codeaurora.org>
2 files changed