ARM: dts: msm: Add USB device nodes for Lahaina

Add lahaina-usb.dtsi which defines USB controller nodes and no-op
PHY. In addition, add entries for the emulation PHY to
lahaina-rumi.dtsi with overrides to limit the USB instances to
high-speed, peripheral-only.

Change-Id: I987a18c07c5406de3c924fcf03db13a72e9ab2de