Merge "Camera: Fix CPU hogging when flush() is called after device goes idle"...

Merge "Camera: Fix CPU hogging when flush() is called after device goes idle" into tm-dev am: ebb5db24

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/av/+/18527849



Change-Id: Ia415e26235f07d992b8858da8d76f50990257b2c
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>