codec2 components: fix subscribed indices setter am: 28139d9a am: daf8cc6f

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/av/+/17942883



Change-Id: I9b9cb0a87367b73d7bd6264e4f149da166d63cdd
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>