Add IAudioManagerNative

Add AIDL interface for structured AIDL subset of AudioService APIs to
enable native access without manual interface implementation.

Test: compiles
Test: atest AudioRecordTest
Bug: 376481063
Flag: EXEMPT refactor
Change-Id: I503891943e59d773d030a31c4c07d16dae0bb311
diff --git a/Android.bp b/Android.bp
index c716a06..aa71786 100644
--- a/Android.bp
+++ b/Android.bp
@@ -60,6 +60,7 @@
     double_loadable: true,
     local_include_dir: "aidl",
     srcs: [
+        "aidl/android/media/IAudioManagerNative.aidl",
         "aidl/android/media/InterpolatorConfig.aidl",
         "aidl/android/media/InterpolatorType.aidl",
         "aidl/android/media/MicrophoneInfoFw.aidl",