AudioFlinger: revert adjust standby delay on VOIP RX output am: 0ca47c2bf2 am: 66c2205bb0 am: 4708f16cc5 am: 663300daec

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/av/+/23531926

Change-Id: Idab4ed0fc1d4099b48acd52a469ebb5156ad0b51
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>