[owners] Remove dimitrysh@google.com from OWNERS am: c5561347f8 am: 33f6402027 Original change: https://android-review.googlesource.com/c/device/google/contexthub/+/3499250 Change-Id: I83135703317b1b9b5b940fb764979bf6c2cda55c Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>