Use newly introduced hidl_handle.

Bug: 32089785
Test: builds
Change-Id: I27c7d3945e1fe390661bf322987011a00fe9b3fe
diff --git a/audio/2.0/default/Stream.h b/audio/2.0/default/Stream.h
index f28fbff..3893af4 100644
--- a/audio/2.0/default/Stream.h
+++ b/audio/2.0/default/Stream.h
@@ -70,7 +70,7 @@
     Return<void> getParameters(
             const hidl_vec<hidl_string>& keys, getParameters_cb _hidl_cb)  override;
     Return<Result> setParameters(const hidl_vec<ParameterValue>& parameters)  override;
-    Return<void> debugDump(const native_handle_t* fd)  override;
+    Return<void> debugDump(const hidl_handle& fd)  override;
 
     // Utility methods for extending interfaces.
     Result analyzeStatus(const char* funcName, int status);