ARM: dts: msm: Update compatible property for AOP clocks for SDM670

QDSS_AO_CLK clock resource is not required for SDM670, so update the
compatible property for AOP clocks so that QDSS_AO_CLK clock resource
is not enabled.

Change-Id: Ic3992298c6dde2f36393981093f926b250eea986
Signed-off-by: Odelu Kukatla <okukatla@codeaurora.org>