fix order of server and bucket in seriesly query

Change-Id: Ibc9b7c8eeb066efbcf1bcb59a9428288df9ddb73
Reviewed-on: http://review.couchbase.org/24108
Tested-by: buildbot <build@couchbase.com>
Reviewed-by: Pavel Paulau <pavel.paulau@gmail.com>