Cherish: notch-city: Add 3 mode display cutout handler [3/3]

[AgentFabulous - POSP]
- Add the respective control in here
- Also add a little video illustration I made to go along with it :)

Signed-off-by: Kshitij Gupta <kshitijgm@gmail.com>
Signed-off-by: Arghya Chanda <arghyac35@gmail.com>
Change-Id: I8fe68610a50e2a430363dc09f4a9adb8a4563ad0
Signed-off-by: Hưng Phan <phandinhhungvp2001@gmail.com>

res/xml/cutout.xml

@@ -0,0 +1,37 @@
+<?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.
+  -->
+
+<PreferenceScreen
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:title="@string/cutout_main"
+    xmlns:settings="http://schemas.android.com/apk/res-auto"
+    android:key="cutout_settings">
+
+    <ListPreference
+        android:key="display_cutout_style"
+        android:title="@string/display_cutout_style_title"
+        android:persistent="false"
+        android:entries="@array/display_cutout_style_entries"
+        android:entryValues="@array/display_cutout_style_values" />
+
+    <com.cherish.settings.preferences.SystemSettingSwitchPreference
+        android:key="stock_statusbar_in_hide"
+        android:title="@string/stock_statusbar_in_hide"
+        android:summary="@string/stock_statusbar_in_hide_summary"
+        android:defaultValue="true" />
+
+</PreferenceScreen>