Merge "codec2 hidl plugin samples: free native handles after they are unwrapped" am: dc5997e7

Original change: https://android-review.googlesource.com/c/platform/frameworks/av/+/2110884



Change-Id: I735269918d89abec4a378f847e6a04aad6e56a82
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>