Revert "ARM: dts: msm: Add device tree node for tps65132"

Tps65132 devicetree change merged without tps65132 driver, that
driver was abandoned as architecture design issue.

Change-Id: Ibc84cd15bae2ebe8202f4988631454e3a89bd594
Signed-off-by: Shuo Yan <shuoy@codeaurora.org>