rmf_traffic: 3.1.0-1 in 'iron/distribution.yaml' [bloom]

[Yadunund]

Increasing version of package(s) in repository rmf_traffic to 3.1.0-1:

• upstream repository: https://github.com/open-rmf/rmf_traffic.git
• release repository: https://github.com/ros2-gbp/rmf_traffic-release.git
• distro file: iron/distribution.yaml
• bloom version: 0.11.2
• previous version for package: 3.0.0-3

rmf_traffic

* Switch to rst changelogs (#100 <https://github.com/open-rmf/rmf_traffic/pull/100>)
* Fix multi floor anomaly (#97 <https://github.com/open-rmf/rmf_traffic/pull/97>)
* Fix end_versions initialization capacity error in ``NegotiatingRouteValidator::Generator::all()`` function (#58 <https://github.com/open-rmf/rmf_traffic/pull/58>)
* Contributors: 0to1, Grey, Yadunund

rmf_traffic_examples

* Switch to rst changelogs (#100 <https://github.com/open-rmf/rmf_traffic/pull/100>)
* Contributors: Yadunund