allow vendor_init to set logpersist

Bug: 184093803
Test: boot with the permission error gone
03-31 11:11:19.447     1     1 E init    : Do not have permissions to
set ...

Change-Id: Idc4023b2fa1b04ae4a4b95a2e105700e89e9dffa
diff --git a/whitechapel/vendor/google/vendor_init.te b/whitechapel/vendor/google/vendor_init.te
index 5ec3a89..48ae4e7 100644
--- a/whitechapel/vendor/google/vendor_init.te
+++ b/whitechapel/vendor/google/vendor_init.te
@@ -12,6 +12,10 @@
 allow vendor_init proc_sched:file write;
 allow vendor_init bootdevice_sysdev:file create_file_perms;
 
+userdebug_or_eng(`
+  set_prop(vendor_init, logpersistd_logging_prop)
+')
+
 # NFC vendor property
 set_prop(vendor_init, vendor_nfc_prop)
 # SecureElement vendor property