rosserial_leonardo_cmake: 0.1.2-0 in 'hydro/distribution.yaml' [bloom]

Increasing version of package(s) in repository `rosserial_leonardo_cmake` to `0.1.2-0`:

- distro file: `hydro/distribution.yaml`
- bloom version: `0.5.10`
- previous version for package: `0.1.1-0`

## rosserial_leonardo_cmake

```
* Remove unneeded build-time dependencies.
* Third time's the charm at fixing the downloader.
* Contributors: Mike Purvis
```