Adding self to various maintainers files.

Obviously will need to wait to be merged til Solomon is back.

Docker-DCO-1.1-Signed-off-by: Jessica Frazelle <jess@docker.com> (github: jfrazelle)
Honestly the only reason I wanted to be added is because I would have noticed that systemd broke in 1.2.0 when you all switched to sockets before it was in debian, *before* the release came out.