audio: Add IBluetoothLe

Similar to IBluetooth and IBluetoothA2dp interfaces,
IBluetoothLe controls the LE profile. This interface
replaces the following string parameter:

"LeAudioSuspended"

Bug: 270731693
Test: atest VtsHalAudioCoreTargetTest
Change-Id: I9df28053cd270fc2d446ba9a8ada4dd6ab761c7b
diff --git a/audio/aidl/Android.bp b/audio/aidl/Android.bp
index bb48ecd..515787e 100644
--- a/audio/aidl/Android.bp
+++ b/audio/aidl/Android.bp
@@ -114,6 +114,7 @@
         "android/hardware/audio/core/AudioRoute.aidl",
         "android/hardware/audio/core/IBluetooth.aidl",
         "android/hardware/audio/core/IBluetoothA2dp.aidl",
+        "android/hardware/audio/core/IBluetoothLe.aidl",
         "android/hardware/audio/core/IConfig.aidl",
         "android/hardware/audio/core/IModule.aidl",
         "android/hardware/audio/core/IStreamCallback.aidl",