Add hansberry@ as OWNER in device_sync and secure_channel.

Bug: 824568, 752273
Change-Id: Iae40dd308ad057b08d4f3a6ad4433794243f4cce
Reviewed-on: https://chromium-review.googlesource.com/1086710Reviewed-by: Kyle Horimoto <khorimoto@chromium.org>
Commit-Queue: Ryan Hansberry <hansberry@chromium.org>
Cr-Commit-Position: refs/heads/master@{#564745}

chromeos/services/device_sync/OWNERS

 khorimoto@chromium.org
 jlklein@chromium.org
+hansberry@chromium.org
 
 per-file manifest.json=set noparent
 per-file manifest.json=file://ipc/SECURITY_OWNERS

chromeos/services/secure_channel/OWNERS

 khorimoto@chromium.org
 jlklein@chromium.org
+hansberry@chromium.org
 
 # COMPONENT: UI>ProximityAuth