RouterExternalGatewayInUseByFloatingIp does not have %s

[Gary Kotton]

class RouterExternalGatewayInUseByFloatingIp(qexception.InUse):
    message = _("Gateway cannot be updated for router %(router_id), since a "
                "gateway to external network %(net_id) is required by one or "
                "more floating IPs.")

Missing s

[OpenStack Infra (hudson-openstack)]

Fix proposed to branch: master
Review: https://review.openstack.org/18815

[OpenStack Infra (hudson-openstack)]

Reviewed: https://review.openstack.org/18815
Committed: http://github.com/openstack/quantum/commit/2d8bd42c1e9570f5fa7c3cfaa0c4bc613d7748c3
Submitter: Jenkins
Branch: master

commit 2d8bd42c1e9570f5fa7c3cfaa0c4bc613d7748c3
Author: Gary Kotton <email address hidden>
Date: Wed Jan 2 15:31:25 2013 +0000

    Ensure that exception prints correct text.

    Fixes bug 1095333

    Change-Id: I5077108de8dacaab4bcf0d7236123f960676d591