rtmros_hironx: 1.0.18-2 in 'groovy/distribution.yaml' [bloom]

Increasing version of package(s) in repository `rtmros_hironx` to `1.0.18-2`:

- distro file: `groovy/distribution.yaml`
- bloom version: `0.5.10`
- previous version for package: `1.0.16-0`

## hironx_moveit_config

- No changes

## hironx_ros_bridge

```
* (hironx_client) Fixed some methods not returning what super class returns.
* Contributors: Isaac IY Saito
```

## rtmros_hironx

```
* (hironx_client) Fixed some methods not returning what super class returns.
* Contributors: Isaac IY Saito
```