Adjust fedmsg post_init_sleep to match zmq_reconnect_ivl_max.

roles/fedmsg/base/templates/base.py.j2

@@ -35,7 +35,7 @@ config = dict(
     # If we are experiencing message-loss problems, one of the first things
     # to try should be to turn this number up to a non-zero value.  '1' should
     # be more than sufficient.
-    post_init_sleep=0.4,
+    post_init_sleep=1.0,
 
     # This is the number of milliseconds to wait before timing out on
     # connections.. notably to the fedmsg-relay in the event that it has