[Backport 1.28.x] Revised AzureBlobStore deletions.#1457

aaime merged 4 commits into1.28.xGeoWebCache/geowebcache:1.28.xfrom

backport-1451-to-1.28.xGeoWebCache/geowebcache:backport-1451-to-1.28.xCopy head branch name to clipboard