ANDROID: cpufreq: stats: add uid removal for uid_time_in_state

Bug: 62295304
Bug: 34133340
Test: Boot and test uid removal by writing to remove_uid_range

Signed-off-by: Andres Oportus <andresoportus@google.com>
Change-Id: Ic51fc9480716a8aad88fb55549c2b69021038a11

Conflicts:
	drivers/cpufreq/cpufreq_stats.c
	include/linux/cpufreq.h
Signed-off-by: Francisco Franco <franciscofranco.1990@gmail.com>