dt-bindings: phy: qcom,usb-hs-phy: Add compatible

Adds qcom,usb-hs-phy-msm8660 compatible

Used by HP Touchpad (tenderloin) for example.

Signed-off-by: Herman van Hazendonk <github.com@herrie.org>
Reviewed-by: Rob Herring (Arm) <robh@kernel.org>
Link: https://lore.kernel.org/r/20240417065454.3599824-1-github.com@herrie.org
Signed-off-by: Vinod Koul <vkoul@kernel.org>