eck nodes orchestration removed from upgrade landing doc mapped urls

Author: eedugon

deploy-manage/upgrade/deployment-or-cluster.md

@@ -11,7 +11,6 @@ mapped_urls:
   - https://www.elastic.co/guide/en/elastic-stack/current/upgrade-elastic-stack-for-elastic-cloud.html
   - https://www.elastic.co/guide/en/elastic-stack/current/upgrading-elastic-stack-on-prem.html
   - https://www.elastic.co/guide/en/cloud-on-k8s/current/k8s-upgrading-stack.html
-  - https://www.elastic.co/guide/en/cloud-on-k8s/current/k8s-orchestration.html
 ---
 
 # Upgrade your deployment or cluster
@@ -34,7 +33,6 @@ mapped_urls:
 % - [ ] ./raw-migrated-files/stack-docs/elastic-stack/upgrade-elastic-stack-for-elastic-cloud.md
 % - [ ] ./raw-migrated-files/stack-docs/elastic-stack/upgrading-elastic-stack-on-prem.md
 % - [ ] ./raw-migrated-files/cloud-on-k8s/cloud-on-k8s/k8s-upgrading-stack.md
-% - [ ] ./raw-migrated-files/cloud-on-k8s/cloud-on-k8s/k8s-orchestration.md
 %      Notes: upgrade explanations
 
 % Internal links rely on the following IDs being on this page (e.g. as a heading ID, paragraph ID, etc):
@@ -72,4 +70,5 @@ $$$upgrading-reindex$$$
 * [/raw-migrated-files/stack-docs/elastic-stack/upgrade-elastic-stack-for-elastic-cloud.md](/raw-migrated-files/stack-docs/elastic-stack/upgrade-elastic-stack-for-elastic-cloud.md)
 * [/raw-migrated-files/stack-docs/elastic-stack/upgrading-elastic-stack-on-prem.md](/raw-migrated-files/stack-docs/elastic-stack/upgrading-elastic-stack-on-prem.md)
 * [/raw-migrated-files/cloud-on-k8s/cloud-on-k8s/k8s-upgrading-stack.md](/raw-migrated-files/cloud-on-k8s/cloud-on-k8s/k8s-upgrading-stack.md)
-* [/raw-migrated-files/cloud-on-k8s/cloud-on-k8s/k8s-orchestration.md](/raw-migrated-files/cloud-on-k8s/cloud-on-k8s/k8s-orchestration.md)
+
+% EEDUGON note: when working on this document, or in the ECK upgrade documentation we should include a link to [nodes orchestration](../deploy/cloud-on-k8s/nodes-orchestration.md) as reference to learn the details on how ECK orchestates / manages the upgrade of the individual instances.