add info about to the changelog
# Changelog
-## 8.5.0
+## 8.5.0 (not yet released)
### Removal of deprecated methods
Previously deprecated DockerClient methods that have a RegistryAuth parameter
@@ -10,6 +10,11 @@ but never used the value were removed. These methods are:
- `load(String, InputStream, RegistryAuth, ProgressHandler)`
- `save(String, RegistryAuth)`
+### Fix thread-safety issues with DefaultDockerClient's connection pool
+
+See [#446](https://github.com/spotify/docker-client/issues/446)
+and [#744](https://github.com/spotify/docker-client/pulls/744).
+
## 7.0.0
### Breaking changes
