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

Fixes: b7e2fba0 ("arm64: dts: qcom: sm8250: Add UFS controller and PHY")
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-v1-9-f1fd15c33fb3@linaro.orgSigned-off-by: Bjorn Andersson <andersson@kernel.org>