grizzly: 0.2.0-0 in 'hydro/distribution.yaml' [bloom]

Increasing version of package(s) in repository `grizzly` to `0.2.0-0`:

- distro file: `hydro/distribution.yaml`
- bloom version: `0.5.1`
- previous version for package: `0.1.3-0`

## grizzly_motion

```
* Change max acceleration from 0.5 to 1.5.
* Contributors: Mike Purvis
```

## grizzly_teleop

- No changes

## grizzly_navigation

- No changes

## grizzly_description

- No changes

## grizzly_msgs

- No changes