Merge "Refactored mkv_extractor_fuzzer" into main am: 1798d90d19

Original change: https://android-review.googlesource.com/c/platform/frameworks/av/+/2892620

Change-Id: Ie11c5926207cabf810317c016a7f7edf605b61a1
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>