DO NOT MERGE: Revert "Add dependencies on libprocessgroup for sched_policy users"

This reverts commit 02843339f998f05c712549658c9f8f8bc14ff57d.

Reason for revert: Broke AOSP

Change-Id: I62f91c0adf440b5da0a145862b04dd27a7016faf
Signed-off-by: Suren Baghdasaryan <surenb@google.com>
diff --git a/libutils/Threads.cpp b/libutils/Threads.cpp
index 31ca138..64bc402 100644
--- a/libutils/Threads.cpp
+++ b/libutils/Threads.cpp
@@ -36,7 +36,7 @@
 
 #include <utils/Log.h>
 
-#include <processgroup/sched_policy.h>
+#include <cutils/sched_policy.h>
 
 #if defined(__ANDROID__)
 # define __android_unused