pr2_plugs: 1.0.4-0 in 'hydro/distribution.yaml' [bloom]

Increasing version of package(s) in repository `pr2_plugs` to `1.0.4-0`:

- upstream repository: https://github.com/PR2/pr2_plugs.git
- release repository: https://github.com/TheDash/pr2_plugs-release.git
- distro file: `hydro/distribution.yaml`
- bloom version: `0.5.11`
- previous version for package: `null`

## checkerboard_pose_estimation

- No changes

## outlet_pose_estimation

- No changes

## pr2_image_snapshot_recorder

- No changes

## pr2_plugs_actions

- No changes

## pr2_plugs_common

- No changes

## pr2_plugs_msgs

- No changes

## stereo_wall_detection

- No changes

## visual_pose_estimation

- No changes