Merge "media OWNERS addition" into main am: 18363ceda3

Original change: https://android-review.googlesource.com/c/platform/frameworks/av/+/3368818

Change-Id: Ic2466980849790b718cb83749825a7dfca7e0b00
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>