tanzanite: Sync with device tree

proprietary/system_ext/etc/init/init.vtservice.rc

@@ -0,0 +1,15 @@
+# VTService .rc configure
+
+service vtservice /system_ext/bin/vtservice
+    class main
+    user system
+    group system camera graphics inet net_admin net_raw media sdcard_rw radio sdcard_r media_rw
+    capabilities NET_ADMIN NET_RAW
+    ioprio rt 4
+    disabled
+
+on property:persist.vendor.vilte_support=1
+    start vtservice
+
+on property:persist.vendor.viwifi_support=1
+    start vtservice

proprietary/system_ext/etc/permissions/com.android.hotwordenrollment.common.util.xml

@@ -0,0 +1,21 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2018 The Android Open Source Project
+
+    Licensed under the Apache License, Version 2.0 (the "License");
+    you may not use this file except in compliance with the License.
+    You may obtain a copy of the License at
+
+        http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+-->
+<permissions>
+    <library
+        name="com.android.hotwordenrollment.common.util"
+        file="/system_ext/framework/com.android.hotwordenrollment.common.util.jar"
+    />
+</permissions>