Release 0.23.7

# History

## 0.23.7

Install/update via the bootstrap script:

```shell
wget https://raw.githubusercontent.com/dokku/dokku/v0.23.7/bootstrap.sh
sudo DOKKU_TAG=v0.23.7 bash bootstrap.sh
```

### Bug Fixes

- #4421: @josegonzalez Keep the git directory for worktree-enabled installations

### New Features

- #4420: @josegonzalez Add ability to specify X-Forwarded-Ssl header for proxied requests

### Documentation

- #4422: @josegonzalez Add warning regarding shallow clone pushes
- #4417: @andrewk17 Correct vector sink example command
- #4414: @josegonzalez Use correct html for offsite digitalocean link
- #4413: @josegonzalez Fix SSL documentation link in troubleshooting docs

### Other

- #4423: @josegonzalez Drop unused sigil packaging code
- #4418: @josegonzalez Drop unused skip-restart flag for proxy:disable

debian/control

@@ -1,5 +1,5 @@
 Package: dokku
-Version: 0.23.6
+Version: 0.23.7
 Section: web
 Priority: optional
 Architecture: amd64