Merge "Clear mPendingAudioProcessingCall" into rvc-dev am: b7e47c9080 am: 97ccd1fb35 am: a174027b17

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/services/Telecomm/+/12003086

Change-Id: I1652a4df4c8e349d4c10482a5f52c67e48b14a02