Move props out of exported3_system_prop

This is to remove bad context name "exported3_system_prop".

- persist.sys.device_provisioned -> provisioned_prop
- sys.retaildemo.enabled -> retaildemo_prop

Bug: 154885206
Test: boot device and see no denials
Change-Id: Ia19a19d93d0689deb56d66fe0b039ace44e4836f
diff --git a/private/compat/30.0/30.0.cil b/private/compat/30.0/30.0.cil
index 973d580..481cbe3 100644
--- a/private/compat/30.0/30.0.cil
+++ b/private/compat/30.0/30.0.cil
@@ -1361,7 +1361,11 @@
     media_config_prop
     zram_config_prop))
 (typeattributeset exported3_radio_prop_30_0 (exported3_radio_prop))
-(typeattributeset exported3_system_prop_30_0 (exported3_system_prop boot_status_prop))
+(typeattributeset exported3_system_prop_30_0
+  ( exported3_system_prop
+    boot_status_prop
+    provisioned_prop
+    retaildemo_prop))
 (typeattributeset exported_audio_prop_30_0 (exported_audio_prop audio_config_prop))
 (typeattributeset exported_bluetooth_prop_30_0 (exported_bluetooth_prop))
 (typeattributeset exported_camera_prop_30_0 (exported_camera_prop))