AdapterService: Make finalize() public

Bug: 70633745
Test: GCE HFP Instrumentation tests
Change-Id: Iafc7036849f4a2dbf3540f3104d8cf2db9aa21fe
diff --git a/android/app/src/com/android/bluetooth/btservice/AdapterService.java b/android/app/src/com/android/bluetooth/btservice/AdapterService.java
index 642c8a5..e4339a6 100644
--- a/android/app/src/com/android/bluetooth/btservice/AdapterService.java
+++ b/android/app/src/com/android/bluetooth/btservice/AdapterService.java
@@ -2620,7 +2620,7 @@
     private native void interopDatabaseAddNative(int feature, byte[] address, int length);
 
     @Override
-    protected void finalize() {
+    public void finalize() {
         debugLog("finalize() - clean up object " + this);
         cleanup();
         if (TRACE_REF) {