ARM: dts: msm: add haptics boost configuration for kona platforms

VDD_HAP of PM8150B haptics is provided by an external buck which
is controlled by PM8150B GPIO 5. Add the required configuration
for haptics to use it on kona platforms.

Change-Id: I6c93ccbe02c99d1662bc458c264e98dc3ebe4583
Signed-off-by: Subbaraman Narayanamurthy <subbaram@codeaurora.org>