nao_robot: 0.2.3-0 in 'groovy/distribution.yaml' [bloom]

Increasing version of package(s) in repository `nao_robot` to `0.2.3-0`:

- distro file: `groovy/distribution.yaml`
- bloom version: `0.5.2`
- previous version for package: `0.2.2-0`

## nao_bringup

```
* Add missing nao_sim.launch to nao_bringup install
```

## nao_description

```
* Fix #17 <https://github.com/ros-nao/nao_robot/issues/17>: add dependency on sensor_msgs in nao_description
```

## nao_driver

```
* Fix dependency of nao_driver on camera_info_manager_py
* Fix nao_controller for incomplete NAOs
* Get nao_diagnostic_updater.py running again
```

## nao_msgs

- No changes

## nao_pose

- No changes

## nao_robot

```
* Update nao_robot package.xml
```