Add back LTE to Preferred network mode options

Bug: 11264362

Change-Id: I6b5284fc2fc3d0614c4f9fd863d05cd3faf28701
Signed-off-by: Ed Tam <etam@google.com>
diff --git a/overlay/packages/services/Telephony/res/values/config.xml b/overlay/packages/services/Telephony/res/values/config.xml
new file mode 100644
index 0000000..e0d3a97
--- /dev/null
+++ b/overlay/packages/services/Telephony/res/values/config.xml
@@ -0,0 +1,22 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2013 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.
+-->
+
+<!-- Phone app resources that may need to be customized
+     for different hardware or product builds. -->
+<resources>
+    <!-- Show enabled lte option for lte device -->
+    <bool name="config_enabled_lte" translatable="false">true</bool>
+</resources>