arm64: dts: qcom: ipq8074: Add scm on IPQ8074 SoCs

Enables scm support, clock is not needed for enabling scm interface.

Signed-off-by: Gokul Sriram Palanisamy <gokulsri@codeaurora.org>
Signed-off-by: Sricharan R <sricharan@codeaurora.org>
Link: https://lore.kernel.org/r/1611984013-10201-9-git-send-email-gokulsri@codeaurora.org


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