dt-bindings: clock: Add Qcom SM8350 DISPCC bindings

Add sm8350 DISPCC bindings, which are simply a symlink to the sm8250
bindings. Update the documentation with the new compatible.

Signed-off-by: Jonathan Marek <jonathan@marek.ca>
Signed-off-by: Robert Foss <robert.foss@linaro.org>
Reviewed-by: Rob Herring <robh@kernel.org>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Reviewed-by: Vinod Koul <vkoul@kernel.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220706154337.2026269-4-robert.foss@linaro.org