Backport "HBASE-28810 Improve BackupLogCleaner naming, debug logging (#6195)" to branch-2.6#6229

ndimiduk merged 1 commit intoapache:branch-2.6apache/hbase:branch-2.6from

ndimiduk:28810-branch-2.6ndimiduk/hbase:28810-branch-2.6Copy head branch name to clipboard