Fixing traceur selinux permission error

getattr for trace_data_file:dir permissions was missing, impacting
functionality.

Bug:68126425
Test: Traceur functionality is properly working
Change-Id: I2c8ae5cf3463a8e5309b8402713744e036a64171
diff --git a/private/traceur_app.te b/private/traceur_app.te
index 83c77b4..539e8bc 100644
--- a/private/traceur_app.te
+++ b/private/traceur_app.te
@@ -5,6 +5,6 @@
   allow traceur_app debugfs_tracing:file rw_file_perms;
   allow traceur_app debugfs_tracing_debug:file rw_file_perms;
   allow traceur_app trace_data_file:file create_file_perms;
-  allow traceur_app trace_data_file:dir { add_name search write };
+  allow traceur_app trace_data_file:dir { add_name getattr search write };
   allow traceur_app atrace_exec:file rx_file_perms;
 ')