zenfone9: Set correct contect for vendor.x-rr.vendor.(isn|asus.serialno)

Change-Id: Id458a1396bf30e2585c55e936ae5683a66bd1b3a
diff --git a/sepolicy/vendor/property_contexts b/sepolicy/vendor/property_contexts
index 7685fff..0026f8c 100644
--- a/sepolicy/vendor/property_contexts
+++ b/sepolicy/vendor/property_contexts
@@ -19,6 +19,8 @@
 ro.vendor.tc.qkey                          u:object_r:vendor_asus_sp_system_prop:s0
 ro.vendor.udid                             u:object_r:vendor_asus_sp_system_prop:s0
 
+vendor.x-rr.vendor.isn                     u:object_r:vendor_asus_prop:s0
+vendor.x-rr.vendor.asus.serialno           u:object_r:vendor_asus_prop:s0
 vendor.x-rr.                               u:object_r:vendor_asus_sp_prop:s0
 vendor.asus.update.mediaflag               u:object_r:vendor_asus_sp_prop:s0
 vendor.asus.fota.group                     u:object_r:vendor_asus_sp_prop:s0