Merge "Improve implementation of call recording tone" into rvc-dev am: 7b2d15f4dc am: e7a4b1dc97

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/services/Telecomm/+/11829040

Change-Id: I4f20f11c6d3b990d9eb0beb1d44008f47edb20df