Add acondor to the list of OWNERS

Add acondor to the list of keyboard OWNERS.

Change-Id: If8c9d046cc7933db8d8644b06cceb7c22d565dad
Reviewed-on: https://chromium-review.googlesource.com/1183689Reviewed-by: Ian Vollick <vollick@chromium.org>
Commit-Queue: Amirhossein Simjour <asimjour@chromium.org>
Cr-Commit-Position: refs/heads/master@{#584774}

third_party/gvr-android-keyboard/OWNERS

+acondor@chromium.org
 asimjour@chromium.org
 vollick@chromium.org