msm: HTC: m4: add missing USB cdp msm8960_device_gadget_peripheral entry

Change-Id: I9c131818696c152a6982b4437c8c4a4f5a620b1e
cyanogenmod_m4_defconfig: disable MSM_DCVS

Change-Id: I04302e2d9bbd6572c708962d908c8f5f36ef8dd5