Remove extraneous '>' from Connection.__repr__

Change-Id: I25eef229f5701bc24822c9e13496f02feeb047a0
Reviewed-on: http://review.couchbase.org/26685
Tested-by: Mordechai Nunberg <mnunberg@haskalah.org>
Reviewed-by: Volker Mische <volker.mische@gmail.com>