Introduce LE Audio software provider for bluetooth audio 2.1

Patch introduces LE Audio software encoding provider for bluetooth audio 2.1.

Bug: 150670922
Tag: #feature
Test: vts-tradefed run vts -m VtsHalBluetoothAudioV2_1TargetTest
Sponsor: jpawlowski@
Change-Id: If668593be7a46c9abcc45d21c5bdb9b493864cc1
diff --git a/bluetooth/audio/2.1/Android.bp b/bluetooth/audio/2.1/Android.bp
new file mode 100644
index 0000000..9af8add
--- /dev/null
+++ b/bluetooth/audio/2.1/Android.bp
@@ -0,0 +1,22 @@
+// This file is autogenerated by hidl-gen -Landroidbp.
+
+hidl_interface {
+    name: "android.hardware.bluetooth.audio@2.1",
+    root: "android.hardware",
+    srcs: [
+        "types.hal",
+        "IBluetoothAudioProvider.hal",
+        "IBluetoothAudioProvidersFactory.hal",
+    ],
+    interfaces: [
+        "android.hardware.audio.common@5.0",
+        "android.hardware.bluetooth.audio@2.0",
+        "android.hidl.base@1.0",
+        "android.hidl.safe_union@1.0",
+    ],
+    apex_available: [
+        "//apex_available:platform",
+        "com.android.bluetooth.updatable",
+    ],
+    gen_java: false,
+}