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

docs/assets/favicons/browserconfig.xml

@@ -2,10 +2,10 @@
 <browserconfig>
   <msapplication>
     <tile>
-      <square70x70logo src="https://cdn.jsdelivr.net/gh/dokku/dokku@v0.23.6/docs/assets/favicons/mstile-70x70.png"/>
-      <square150x150logo src="https://cdn.jsdelivr.net/gh/dokku/dokku@v0.23.6/docs/assets/favicons/mstile-150x150.png"/>
-      <square310x310logo src="https://cdn.jsdelivr.net/gh/dokku/dokku@v0.23.6/docs/assets/favicons/mstile-310x310.png"/>
-      <wide310x150logo src="https://cdn.jsdelivr.net/gh/dokku/dokku@v0.23.6/docs/assets/favicons/mstile-310x150.png"/>
+      <square70x70logo src="https://cdn.jsdelivr.net/gh/dokku/dokku@v0.23.7/docs/assets/favicons/mstile-70x70.png"/>
+      <square150x150logo src="https://cdn.jsdelivr.net/gh/dokku/dokku@v0.23.7/docs/assets/favicons/mstile-150x150.png"/>
+      <square310x310logo src="https://cdn.jsdelivr.net/gh/dokku/dokku@v0.23.7/docs/assets/favicons/mstile-310x310.png"/>
+      <wide310x150logo src="https://cdn.jsdelivr.net/gh/dokku/dokku@v0.23.7/docs/assets/favicons/mstile-310x150.png"/>
       <TileColor>#da532c</TileColor>
     </tile>
   </msapplication>