Elastic Cloud on Kubernetes version 2.2.0

Report total managed memory in GiB and raw bytes #5527 (issue: #5465)
Use service accounts for Kibana and Fleet Server #5468 (issue: #5244)
Support custom Secret for associating external Elastic resources not managed by ECK #5240 (issue: #5078)

Delete old shutdowns before creating new ones #5629 (issue: #5628)
Do not delete restart shutdowns before node rejoins cluster #5618 (issue: #5617)
Update operator Pod to speed up secret propagation #5519 (issue: #3321)
Reset phase on each reconciliation in Elasticsearch status #5507 (issue: #5506)
Make nodes field in status optional #5496 (issue: #5493)
Make sure to read association configuration again from annotations if it was cleared #5489 (issue: #4709)
Avoid unnecessary DELETE for non-existent secrets #5488 (issue: #5450)
Avoid unnecessary DELETE calls to manage legacy transport secret #5461 (issue: #5450)
Avoid unnecessary UPDATE calls when reconciling PVC owner refs #5459 (issue: #5451)
Do not upgrade all Elasticsearch nodes of a given tier at once #5452 (issue: #1753)
Operatorhub: Ensure local YAML files have a proper "end of directives" marker #5447

Add 8+ to supported versions list to avoid confusion #5612 (issue: #5609)
Fix Stack Monitoring doc example rendering #5602
Remove "experimental" from Helm chart description #5588 (issue: #4796)
Update license usage data example #5569
Fix YAML example in custom HTTP certificate doc #5529
Update the license documentation #5509 (issue: #5475)
Remove ECK 1.7 from the list of versions that cause a restart on upgrade #5503
Add known issue for Red Hat certified operator upgrades #5492
Update example with init container to increase vm.max_map_count #5469 (issue: #5410)
Fix latinisms occurrences #5456 (issue: #5306)
Add explicit assumptions before the installation steps #5455 (issue: #5275)