rqt_common_plugins: 0.3.8-0 in 'hydro/distribution.yaml' [bloom]

Increasing version of package(s) in repository `rqt_common_plugins` to `0.3.8-0`:

- distro file: `hydro/distribution.yaml`
- bloom version: `0.5.10`
- previous version for package: `0.3.4-0`

## rqt_action

- No changes

## rqt_bag

- No changes

## rqt_bag_plugins

```
* fix missing installation of resource subfolder
```

## rqt_common_plugins

- No changes

## rqt_console

- No changes

## rqt_dep

- No changes

## rqt_graph

- No changes

## rqt_image_view

- No changes

## rqt_launch

- No changes

## rqt_logger_level

- No changes

## rqt_msg

- No changes

## rqt_plot

```
* fix missing installation of Python subpackage
```

## rqt_publisher

- No changes

## rqt_py_common

- No changes

## rqt_py_console

- No changes

## rqt_reconfigure

- No changes

## rqt_service_caller

- No changes

## rqt_shell

- No changes

## rqt_srv

- No changes

## rqt_top

- No changes

## rqt_topic

- No changes

## rqt_web

- No changes