arm64: dts: qcom: sc7280: Add clock controller ID headers

Add the GPUCC, DISPCC and VIDEOCC clock headers which were dropped
earlier.

Signed-off-by: Taniya Das <tdas@codeaurora.org>
Reviewed-by: Douglas Anderson <dianders@chromium.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/1628642571-25383-1-git-send-email-tdas@codeaurora.org