Allow update_engine to access /data/misc/update_engine_log

Add label update_engine_log_data_file for log files created by
update engine in directory /data/misc/update_engine_log.

Bug: 65568605
Test: manual
Change-Id: I379db82a0ea540e41cb3b8e03f93d9ce64fac7c9
diff --git a/private/file_contexts b/private/file_contexts
index ca0a696..05c36c3 100644
--- a/private/file_contexts
+++ b/private/file_contexts
@@ -387,6 +387,7 @@
 /data/misc/vold(/.*)?           u:object_r:vold_data_file:s0
 /data/misc/perfprofd(/.*)?      u:object_r:perfprofd_data_file:s0
 /data/misc/update_engine(/.*)?  u:object_r:update_engine_data_file:s0
+/data/misc/update_engine_log(/.*)?  u:object_r:update_engine_log_data_file:s0
 /data/system/heapdump(/.*)?     u:object_r:heapdump_data_file:s0
 /data/misc/trace(/.*)?          u:object_r:method_trace_data_file:s0
 # TODO(calin) label profile reference differently so that only