audioservice: add latency modes to dumpsys

Add information about variable latency mode controls in dumpsys

Bug: 281913713
Test: make
Change-Id: I177fd8b5f0982c41772c1e0639c5a27624b961fd

services/core/java/com/android/server/audio/AudioService.java

@@ -11033,6 +11033,11 @@ public class AudioService extends IAudioService.Stub
         dumpAccessibilityServiceUids(pw);
         dumpAssistantServicesUids(pw);
 
+        pw.print("  supportsBluetoothVariableLatency=");
+        pw.println(AudioSystem.supportsBluetoothVariableLatency());
+        pw.print("  isBluetoothVariableLatencyEnabled=");
+        pw.println(AudioSystem.isBluetoothVariableLatencyEnabled());
+
         dumpAudioPolicies(pw);
         mDynPolicyLogger.dump(pw);
         mPlaybackMonitor.dump(pw);