Unify the LE audio string and refine the layout to put LE audio switch together

Screenshot: https://screenshot.googleplex.com/A6PwLhscRUypgYK

Bug: 233018305
Bug: 233005340
Test: make RunSettingsRoboTests ROBOTEST_FILTER=BluetoothLeAudioPreferenceControllerTest
Test: switch LE audio feature, and check LE audio functionality status
Change-Id: I2d650eb315790c3efc7510d9e125aeaf4464cda6
diff --git a/res/values/strings.xml b/res/values/strings.xml
index 53bd947..ecee16e 100644
--- a/res/values/strings.xml
+++ b/res/values/strings.xml
@@ -329,8 +329,8 @@
 
     <!-- UI debug setting: Disable Bluetooth A2DP hardware offload [CHAR LIMIT=none] -->
     <string name="bluetooth_disable_a2dp_hw_offload">Disable Bluetooth A2DP hardware offload</string>
-    <!-- UI debug setting: Disable Bluetooth LE AUDIO hardware offload [CHAR LIMIT=none] -->
-    <string name="bluetooth_disable_le_audio_hw_offload">Disable Bluetooth LE AUDIO hardware offload</string>
+    <!-- UI debug setting: Disable Bluetooth LE audio hardware offload [CHAR LIMIT=none] -->
+    <string name="bluetooth_disable_le_audio_hw_offload">Disable Bluetooth LE audio hardware offload</string>
     <!-- UI debug setting: Disable Bluetooth hardware offload [CHAR LIMIT=none] -->
     <string name="bluetooth_disable_hw_offload_dialog_title">Restart Device?</string>
     <!-- UI debug setting: Disable Bluetooth hardware offload [CHAR LIMIT=none] -->
@@ -341,9 +341,9 @@
     <string name="bluetooth_disable_hw_offload_dialog_cancel">Cancel</string>
 
     <!-- Setting Checkbox title for enabling Bluetooth LE Audio feature. [CHAR LIMIT=40] -->
-    <string name="bluetooth_enable_leaudio">Enable LE Audio</string>
-    <!-- Summary of checkbox for enabling Bluetooth le audio [CHAR LIMIT=none]-->
-    <string name="bluetooth_enable_leaudio_summary">Enables the Bluetooth LE Audio feature if this device supports LE audio hardware capabilities.</string>
+    <string name="bluetooth_enable_leaudio">Enable Bluetooth LE audio</string>
+    <!-- Summary of checkbox for enabling Bluetooth LE audio [CHAR LIMIT=none]-->
+    <string name="bluetooth_enable_leaudio_summary">Enables Bluetooth LE audio feature if the device supports LE audio hardware capabilities.</string>
 
     <!-- Title for Bluetooth device group with media capability group [CHAR LIMIT=none]-->
     <string name="connected_device_media_device_title">Media devices</string>
diff --git a/res/xml/development_settings.xml b/res/xml/development_settings.xml
index ff22859..3b0ff88 100644
--- a/res/xml/development_settings.xml
+++ b/res/xml/development_settings.xml
@@ -313,13 +313,13 @@
             android:summary="@string/bluetooth_enable_leaudio_summary" />
 
         <SwitchPreference
-            android:key="bluetooth_disable_a2dp_hw_offload"
-            android:title="@string/bluetooth_disable_a2dp_hw_offload" />
-
-        <SwitchPreference
             android:key="bluetooth_disable_le_audio_hw_offload"
             android:title="@string/bluetooth_disable_le_audio_hw_offload" />
 
+        <SwitchPreference
+            android:key="bluetooth_disable_a2dp_hw_offload"
+            android:title="@string/bluetooth_disable_a2dp_hw_offload" />
+
         <ListPreference
             android:key="bluetooth_select_avrcp_version"
             android:title="@string/bluetooth_select_avrcp_version_string"