soc: qcom: remove use of cpu_is_*() macros from all qcom drivers

These macros are left over from legacy targets which are no longer
supported by the current kernel.  Remove their use.

Change-Id: Iffe6ef1186ece67d925087aae0dc1014f68a6ee2
Signed-off-by: Matt Wagantall <mattw@codeaurora.org>