camera_umd: 0.2.3-0 in 'hydro/distribution.yaml' [bloom]

Increasing version of package(s) in repository `camera_umd` to `0.2.3-0`:

- upstream repository: https://github.com/ktossell/camera_umd.git
- release repository: https://github.com/ktossell/camera_umd-release.git
- distro file: `hydro/distribution.yaml`
- bloom version: `0.5.10`
- previous version for package: `0.2.2-0`

## camera_umd

- No changes

## jpeg_streamer

- No changes

## uvc_camera

```
* Disabled hardcoded default parameters.
* Contributors: Ken Tossell
```