ARM: dts: msm: Add support for CPU clocks for SDM632

For SDM632, CPU perf, power and CCI clocks have different
PLLs in contrast to MSM8953 cpu clocks so override the cpu
clock driver device node with required new properties.

Change-Id: I87686ab1d654ba057f3eac3f8c5dc1fcf7028d30
Signed-off-by: Amit Nischal <anischal@codeaurora.org>