[automerger skipped] Write unity gain back with successful...

[automerger skipped] Write unity gain back with successful EFFECT_CMD_SET_VOLUME handling am: 4eef02fe -s ours am: 47b311ac -s ours

am skip reason: Merged-In I7e37a289f9c5f7773e500e59220963d1d17b5fb2 with SHA-1 7201785a is already in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/av/+/23766038



Change-Id: I91d5266468a267aa47d4b921f9c89d052778d686
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>