crosh: add/update OWNERS

BUG=None
TEST=CQ passes

Change-Id: I6c1cec3e2f8f60bee15f7b0c33ed0c357cb6c6f2
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/overlays/chromiumos-overlay/+/2592587
Tested-by: Mike Frysinger <vapier@chromium.org>
Auto-Submit: Mike Frysinger <vapier@chromium.org>
Reviewed-by: Joel Hockey <joelhockey@chromium.org>
Commit-Queue: Joel Hockey <joelhockey@chromium.org>
2 files changed