native: Add a new BLE channel sounding feature flag

Bug: 371095923
Test: Compiles
Change-Id: I07677391171b9b2b1fee46ecaacffb86be87e80c

Author: rpius

data/etc/android.hardware.bluetooth_le.channel_sounding.xml

@@ -0,0 +1,19 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2024 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.
+-->
+<!-- Adds the feature indicating support for the BLE Channel sounding -->
+<permissions>
+    <feature name="android.hardware.bluetooth_le.channel_sounding" />
+</permissions>