Merge "Fix testTotalSilenceOnlyMuteStreams" am: eab0e5362b am: becf5df187 am: e82b1ef1fd am: ed20c83956

Original change: https://android-review.googlesource.com/c/platform/cts/+/1440522

Change-Id: Id29eb5fa69ed8d4bcbe4a6bbb740ef8c3fbe3f1a