ANDROID: Fix cpufreq stats table creation

cpufreq stats does not correctly supports multiple cpus per profile.
For instance Marlin/Sailfish per cpu stats struct does not get created
for all cpus (only one per policy).  This change does not provide full
support for multiple cpus per profile but allows stats creation per
cpu to allow b/34133340 to be completed.

Bug: 38244231
Bug: 34133340
Test: Boot Sailfish

Signed-off-by: Andres Oportus <andresoportus@google.com>
Change-Id: I72ea548a199f57ed841618b08b9c41e99b493376