providers/ldap: remove deprecated fields (#5154)

* providers/ldap: remove deprecated fields

Signed-off-by: Jens Langhammer <jens@goauthentik.io>

* update changelog

Signed-off-by: Jens Langhammer <jens@goauthentik.io>

---------

Signed-off-by: Jens Langhammer <jens@goauthentik.io>

website/docs/releases/2023/v2023.5.md

@@ -0,0 +1,40 @@
+---
+title: Release 2023.5
+slug: "/releases/2023.5"
+---
+
+## Breaking changes
+
+-   Removal of deprecated LDAP fields
+
+    This version removes the deprecated LDAP fields `goauthentik.io/ldap/active` and `goauthentik.io/ldap/superuser`.
+
+    Additionally, any custom fields based on user attributes will only be represented with their sanitized key, removing any slashes with dashes, and removing periods.
+
+## New features
+
+## Upgrading
+
+This release does not introduce any new requirements.
+
+### docker-compose
+
+Download the docker-compose file for 2023.5 from [here](https://goauthentik.io/version/2023.5/docker-compose.yml). Afterwards, simply run `docker-compose up -d`.
+
+### Kubernetes
+
+Update your values to use the new images:
+
+```yaml
+image:
+    repository: ghcr.io/goauthentik/server
+    tag: 2023.5.0
+```
+
+## Minor changes/fixes
+
+_Insert the output of `make gen-changelog` here_
+
+## API Changes
+
+_Insert output of `make gen-diff` here_