kobuki: 0.5.6-0 in 'hydro/distribution.yaml' [bloom]

Increasing version of package(s) in repository `kobuki` to `0.5.6-0`:

- distro file: `hydro/distribution.yaml`
- bloom version: `0.5.9`
- previous version for package: `0.5.5-1`

## kobuki

```
* Add missing run dependency on yocs_cmd_vel_mux
* Contributors: Jorge Santos
```

## kobuki_auto_docking

```
* Add missing run dependency on yocs_cmd_vel_mux
* Contributors: Jorge Santos
```

## kobuki_bumper2pc

```
* Add missing run dependency on yocs_cmd_vel_mux
* Contributors: Jorge Santos
```

## kobuki_controller_tutorial

```
* Add missing run dependency on yocs_cmd_vel_mux
* Contributors: Jorge Santos
```

## kobuki_description

```
* update body friction and revert torque limit
* update kobuki_gazebo.urdf.xacro to make gazebo simulation more stable.
* Add missing run dependency on yocs_cmd_vel_mux
* Contributors: John Hsu, Jorge Santos
```

## kobuki_keyop

```
* Add missing run dependency on yocs_cmd_vel_mux
* Contributors: Jorge Santos
```

## kobuki_node

```
* Add missing run dependency on yocs_cmd_vel_mux
* Contributors: Jorge Santos
```

## kobuki_random_walker

```
* Add missing run dependency on yocs_cmd_vel_mux
* Contributors: Jorge Santos
```

## kobuki_safety_controller

```
* Add missing run dependency on yocs_cmd_vel_mux
* Contributors: Jorge Santos
```

## kobuki_testsuite

```
* Add missing run dependency on yocs_cmd_vel_mux
* Contributors: Jorge Santos
```