nmea_navsat_driver: 0.4.0-0 in 'indigo/distribution.yaml' [bloom]

Increasing version of package(s) in repository `nmea_navsat_driver` to `0.4.0-0`:

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

## nmea_navsat_driver

```
* Initial release for Indigo
* Fix #5: Empty fields spam rosout with warnings. Driver now outputs sensor_msgs/NavSatFix messages that may contain NaNs in position and covariance when receiving invalid fixes from the device.
```