ARM: dts: msm: Add USB 2.0 controller to apq8084

Enable ChipIdea (USB 2.0) controller and disable SNPS (USB 3.0)
controller. This is a temporary fix until the SNPS controller
can be made fully working.

Change-Id: I80465f0fe904238fba16d42871e5ba7e35282bc4
Signed-off-by: Jack Pham <jackp@codeaurora.org>