[DOCS] Clean up docs etc

Clean up docs dir
Add some stuff for J release

Signed-off-by: efiacor <fiachra.corcoran@est.tech>
Change-Id: Ie34bfe9c70129e3ffc34800481e4052faaebe067
Issue-ID: OOM-2953
diff --git a/docs/index.rst b/docs/index.rst
index 89f9474..94a4bf0 100644
--- a/docs/index.rst
+++ b/docs/index.rst
@@ -16,6 +16,6 @@
   oom_setup_paas.rst
   oom_developer_guide.rst
   oom_cloud_setup_guide.rst
-  release-notes.rst
+  release_notes/release-notes.rst
   oom_setup_kubernetes_rancher.rst
   oom_setup_ingress_controller.rst