ARM: dts: msm: Set USB HSPHY parameters for APQ8084 MTP

Override the USB HSPHY tuning parameters for APQ8084 MTP, which
applies to all known variants. This adjusts the values needed for
correct electrical signaling for high-speed USB compliance tests.

Change-Id: Id3d55226ad12a900dc8b2b16fec2b37b1462f8f9
Signed-off-by: Jack Pham <jackp@codeaurora.org>