usb: otg: Update HTC OTG stack

* HTC kernel package memul-3.4.0-g3ea4692

Change-Id: If6da0b10786da9920b17dea88887b4ab8c537b8d

Conflicts:
	drivers/usb/otg/msm_otg.c
drivers: tfa9887: Update TFA9887 AMP driver

* HTC kernel package memul-3.4.0-ga072f6c

Change-Id: I26f92fb9243e25d21f8952936db42969cf7e13e0