Replace direct pid writes with setting task profiles

For easy transition from SchedTune to UtilClamp, direct access to these
cgroups should be abstracted by using task profiles. Replace writepid
commands with new task_profiles command.

Bug: 155419956
Test: change .rc file and confirm task profile is applied
Signed-off-by: Suren Baghdasaryan <surenb@google.com>
Change-Id: I05f5a082c7e6f43ab94330aede29967e91d1aef9
Merged-In: I05f5a082c7e6f43ab94330aede29967e91d1aef9
diff --git a/cmds/bootanimation/bootanim.rc b/cmds/bootanimation/bootanim.rc
index 9f4f314..ad4de0a 100644
--- a/cmds/bootanimation/bootanim.rc
+++ b/cmds/bootanimation/bootanim.rc
@@ -5,4 +5,4 @@
     disabled
     oneshot
     ioprio rt 0
-    writepid /dev/stune/top-app/tasks
+    task_profiles MaxPerformance