codec2 components: fix subscribed indices setter am: 28139d9a

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



Change-Id: I379ab28473394786b306c99c5f6ded8f7652f506
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>