Allow the init process to execute the notify_traceur.sh script

This sets up a selinux domain (notify_traceur) that can be called from
init and has the permissions to run the activitymanager script.

Bug: 116754134
Test: manual
Change-Id: Ia371bafe5d3d354efdf8cd29365cd74ed3e5cdfd
diff --git a/private/file_contexts b/private/file_contexts
index a2e5a9d..d616285 100644
--- a/private/file_contexts
+++ b/private/file_contexts
@@ -326,6 +326,7 @@
 /system/bin/apexd                u:object_r:apexd_exec:s0
 /system/bin/gsid                 u:object_r:gsid_exec:s0
 /system/bin/simpleperf_app_runner    u:object_r:simpleperf_app_runner_exec:s0
+/system/bin/notify_traceur\.sh       u:object_r:notify_traceur_exec:s0
 
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 # Vendor files