Allow priv-app to report off body events to keystore.

Bug: 183564407
Test: the selinux error is gone.
Change-Id: I6783528a0ca6c94781b6c12d96ffebbfe8b25594
Merged-In: If40c2883edd39bee8e49e8e958eb12e9b29a0fe0
diff --git a/private/priv_app.te b/private/priv_app.te
index 2535222..c7d6ab1 100644
--- a/private/priv_app.te
+++ b/private/priv_app.te
@@ -269,3 +269,6 @@
 
 # Do not follow untrusted app provided symlinks
 neverallow priv_app app_data_file:lnk_file { open read getattr };
+
+# Allow reporting off body events to keystore.
+allow priv_app keystore:keystore2 report_off_body;