ci: fix Renovate config blocking 8.9 image updates and address config debt#6251

eamonnmoloney wants to merge 5 commits into

maincamunda/camunda-platform-helm:mainfrom

fix/renovate-remove-8.9-alpha-versioningcamunda/camunda-platform-helm:fix/renovate-remove-8.9-alpha-versioningCopy head branch name to clipboard