ARM: dts: msm: Add missing SS/SSP fixes for SM8150 USB1 core

Set maximum speed to super speed plus since SM8150 USB secondary
port supports USB super speed plus functionality.
Disable u1u2 functionality in device mode.
Disable USB Host mode u1/u2 functionality to avoid endpoint
bandwidth error due to snps star.

Change-Id: I34261335e0d373b35ef4d0efed1a93da3f38c7f6
Signed-off-by: Ajay Agarwal <ajaya@codeaurora.org>