Merge "MediaMetadataRetriever: add static lock for image extraction" into main am: a90d4e8b98

Original change: https://android-review.googlesource.com/c/platform/frameworks/av/+/3281494

Change-Id: Ib0a28945fb6ce0dcad943f3e9ed270f508f38f15
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>