Merge "Rename OWNERS-codecs to match naming policies" am: b8890cb515 am: f726370b8c am: 56e85d4b4c am: 5479706513

Original change: https://android-review.googlesource.com/c/platform/external/libaom/+/1619576

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: If1064ca0d598e71c4f7d27b12c7d96f41691c461