[Audiosharing] Add audio sharing settings with the main switch.

Flagged with enable_le_audio_sharing

Bug: 305620450
Test: Manual
Change-Id: I9ca520014d3f6f7147bb9b8e7648797e79b46f53
diff --git a/res/xml/bluetooth_audio_sharing.xml b/res/xml/bluetooth_audio_sharing.xml
new file mode 100644
index 0000000..a90da72
--- /dev/null
+++ b/res/xml/bluetooth_audio_sharing.xml
@@ -0,0 +1,22 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+  ~ Copyright (C) 2023 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"
+    xmlns:settings="http://schemas.android.com/apk/res-auto"
+    android:title="@string/audio_sharing_title">
+
+</PreferenceScreen>
\ No newline at end of file