jsoncpp: add OWNERS

Set OWNERS to the only projects actually using this library.

BUG=None
TEST=None

Change-Id: Ie89c3aa805a0c11404e3f4c61d3bc0925308bda1
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/overlays/portage-stable/+/2569282
Reviewed-by: Sergei Datsenko <dats@chromium.org>
Reviewed-by: Jorge Lucangeli Obes <jorgelo@chromium.org>
Reviewed-by: Sean O'Brien <seobrien@chromium.org>
Commit-Queue: Mike Frysinger <vapier@chromium.org>
Tested-by: Mike Frysinger <vapier@chromium.org>
1 file changed