Update DTR 2.3 release notes

_data/toc.yaml

@@ -1866,12 +1866,8 @@ manuals:
         title: Create deployment policies
     - path: /datacenter/dtr/2.3/reference/api/
       title: API reference
-    - sectiontitle: Release notes
+    - path: /datacenter/dtr/2.3/guides/release-notes/
-      section:
+      title: Release notes  
-      - path: /datacenter/dtr/2.3/guides/release-notes/
-        title: Release notes
-      - path: /datacenter/dtr/2.3/guides/release-notes/incompatibilities-and-breaking-changes/
-        title: Incompatibilities and breaking changes
     - path: /datacenter/dtr/2.3/guides/support/
       title: Get support
   - sectiontitle: Previous versions

datacenter/dtr/2.3/guides/admin/upgrade.md

@@ -87,4 +87,4 @@ upgrade. The command is the same as for a minor upgrade.
 
 ## Where to go next
 
-* [Release notes](release-notes.md)
+* [Release notes](../release-notes.md)

datacenter/dtr/2.3/guides/release-notes.md

@@ -1,6 +1,6 @@
 ---
-title: DTR {{ page.dtr_version_minor }} release notes
+title: DTR 2.3 release notes
-description: Learn about the new features, bug fixes, and breaking changes for Docker Trusted Registry {{ page.dtr_version_minor }}
+description: Learn about the new features, bug fixes, and breaking changes for Docker Trusted Registry 2.3
 keywords: docker trusted registry, whats new, release notes
 ---
 

datacenter/dtr/2.3/guides/release-notes/incompatibilities-and-breaking-changes.md

@@ -1,9 +0,0 @@
----
-title: Incompatibilities and breaking changes
-description: Learn about the incompatibilities and breaking changes introduced by Docker Trusted Registry version {{ page.dtr_version_minor }}
-keywords: docker, ucp, upgrade, incompatibilities
----
-
-With Docker Trusted Registry {{ page.dtr_version_minor }}, the `/load_balancer_status`
-endpoint is deprecated and is going to be removed in future versions. Use the
-`/health` endpoint instead.