Merge "Camera: Remove an unused variable mCameraMuteChanged in Camera3Device"...

Merge "Camera: Remove an unused variable mCameraMuteChanged in Camera3Device" into aosp-main-future am: e8c706c0 am: e3f48ace am: 40d74e65

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/av/+/24723665



Change-Id: I10bcbbabc8e5e7610630dd1a66089880936634c9
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>