authsecret HAL policies.

Bug: 71527305
Test: compile and boot
Change-Id: I91097bd62d99b8dd9eb6f53060badbaf0f4b8b4a
(cherry picked from commit 1aedf4b5f8bdc391c61a22d01278de70c26eb9e8)
diff --git a/private/system_server.te b/private/system_server.te
index 6ba98f5..e9942ed 100644
--- a/private/system_server.te
+++ b/private/system_server.te
@@ -179,6 +179,7 @@
 
 # Use HALs
 hal_client_domain(system_server, hal_allocator)
+hal_client_domain(system_server, hal_authsecret)
 hal_client_domain(system_server, hal_broadcastradio)
 hal_client_domain(system_server, hal_configstore)
 hal_client_domain(system_server, hal_contexthub)