Release 0.23.4

# History

## 0.23.4

Install/update via the bootstrap script:

```shell
wget https://raw.githubusercontent.com/dokku/dokku/v0.23.4/bootstrap.sh
sudo DOKKU_TAG=v0.23.4 bash bootstrap.sh
```

### Bug Fixes

- #4402: @josegonzalez fix: correctly handle is-deployed check
- #4399: @josegonzalez Drop extra log output in cron plugin

### Documentation

- #4400: @solvethex Add tail option

debian/control

@@ -1,5 +1,5 @@
 Package: dokku
-Version: 0.23.3
+Version: 0.23.4
 Section: web
 Priority: optional
 Architecture: amd64