arm64: dts: qcom: sc8180x: add power-domain to UFS PHY

The UFS PHY is powered on via the UFS_PHY_GDSC power domain. Add
corresponding power-domain the the PHY node.

Fixes: 8575f197 ("arm64: dts: qcom: Introduce the SC8180x platform")
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Link: https://lore.kernel.org/r/20240501-qcom-phy-fixes-v1-5-f1fd15c33fb3@linaro.org


Signed-off-by: Bjorn Andersson <andersson@kernel.org>