Revert "dt-bindings: usb: qcom,dwc3: Add compatible for SC7180"

Revert "dt-bindings: usb: qcom,dwc3: Add compatible for SC7180"

This reverts commit 6235abc43b3b4764f905b5d5d6b68c4221ba53d9 as the file
should be coming in through Rob's tree instead.

Reported-by: Stephen Rothwell <sfr@canb.auug.org.au>
Cc: Sandeep Maheswaram <sanm@codeaurora.org>
Cc: Douglas Anderson <dianders@chromium.org>
Cc: Rob Herring <robh@kernel.org>
Cc: Stephen Boyd <swboyd@chromium.org>
Cc: Felipe Balbi <balbi@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>