defconfig: msm: Enable ADC_TM driver for sm8150

ADC_TM PMIC peripheral is used by clients to configure and
set thresholds for notification. Thermal clients can read
temperature from on board system thermistors through
thermal zones and set temperature thresholds.

Change-Id: I39a0ac4e99b9e60941c68186336db384dbb8fff6
Signed-off-by: Siddartha Mohanadoss <smohanad@codeaurora.org>