[meta] cleanup test job for staging artifact (#1739)

[meta] increase days before stale/closed issues (#1733)

8.5.1 release (#1729)

[meta] bump helm to 3.10.2 (#1730)

[meta] overriding imageTag recommendation (#1723)

[kibana/manage-es-token] scope/promise updates (#1727)

[kibana] create a secret with es token (#1720)

Fix PodSecurityPolicy error in v1.22 (#1661)

[meta] remove 6.8 branch from backport config (#1705)

[meta] update supported gke versions (#1703)

[filebeat][metricbeat] increase memory limit for goss tests (#1696)

[meta] follow-up of #1690 (#1699)

[kibana] update the upgrade test (#1695)

[meta] cleanup chart doc and deprecated values (#1694)

[kibana] add 8.x compatibility (#1679)