Push 4.0.0 changes to main branch (#237)

* [stable-4] Fix action group documentation issue for downstream build (#232) (#234)

* Fix action group documentation issue for downstream build (#232)

(cherry picked from commit 59e78926ec)

* update Makefile

* Release 4.0.0 (#235)

* Prepare release 4.0.0

* Update kubernetes.core dependency to 5.0.0

* documentation update

changelogs/fragments/20240523-connection-oc-add-support-for-local-env-vars.yml

@@ -1,3 +0,0 @@
----
-minor_changes:
-  - connection/oc - added support of local enviroment variable that will be used for ``oc`` and may be requried for establishing connections ifself (https://github.com/openshift/community.okd/pull/225).

changelogs/fragments/defer_removal_of_inventory_plugin.yaml

@@ -1,2 +0,0 @@
-minor_changes:
-  - inventory/openshift.py - Defer removal of k8s inventory plugin to version 5.0.0 (https://github.com/openshift/community.okd/pull/224).

changelogs/fragments/k8s-merge_type=json-removed.yml

@@ -1,2 +0,0 @@
-removed_features:
-  - k8s - Support for ``merge_type=json`` has been removed in version 4.0.0. Please use ``kubernetes.core.k8s_json_patch`` instead (https://github.com/openshift/community.okd/pull/226).