clasp: 3.0.3-0 in 'hydro/distribution.yaml' [bloom]

Increasing version of package(s) in repository `clasp` to `3.0.3-0`:

- distro file: `hydro/distribution.yaml`
- bloom version: `0.5.4`
- previous version for package: `null`

## clasp

```
* Released to ROS Hydro.
* updated repo with clasp 3.0.3
* Contributors: Piyush Khandelwal
```