add KeyphraseEnrollmentInfo to VoiceInteraction dumpsys

Test: build and verify VoiceInteraction dump manually
Bug: 281551611
Change-Id: Ib1da59526f265af2c8263ec698c5d60450c7e358

core/java/android/service/voice/VoiceInteractionService.java

@@ -1116,6 +1116,8 @@ public class VoiceInteractionService extends Service {
                     pw.println();
                 });
             }
+            pw.println("Available Model Enrollment Applications:");
+            pw.println("  " + mKeyphraseEnrollmentInfo);
         }
     }
 }