Move audio config props to audio_config_prop

Bug: 155844385
Test: sepolicy_tests
Change-Id: Ic199925b5e3e1c80f1e692c8c5fc2cbb73eda0f5
diff --git a/private/system_server.te b/private/system_server.te
index 18b62a7..ece9107 100644
--- a/private/system_server.te
+++ b/private/system_server.te
@@ -658,9 +658,9 @@
 # Read/write the property which keeps track of whether this is the first start of system_server
 set_prop(system_server, firstboot_prop)
 
-# Audio service in system server can read exported audio properties,
+# Audio service in system server can read audio config properties,
 # such as camera shutter enforcement
-get_prop(system_server, exported_audio_prop)
+get_prop(system_server, audio_config_prop)
 
 # system server reads this property to keep track of whether server configurable flags have been
 # reset during current boot.