Fixing comment

Should be hours instead of seconds - seconds are calculated for FULLBACKUPLIFE

Change-Id: I3850609d00842e33f28e839b85b4d432c0dbde30
diff --git a/xtrabackup/files/innobackupex-client-runner.sh b/xtrabackup/files/innobackupex-client-runner.sh
index 563c43f..d6d3287 100644
--- a/xtrabackup/files/innobackupex-client-runner.sh
+++ b/xtrabackup/files/innobackupex-client-runner.sh
@@ -17,7 +17,7 @@
 BACKUPDIR={{ client.backup_dir }} # Backups base directory
 FULLBACKUPDIR=$BACKUPDIR/full # Full backups directory
 INCRBACKUPDIR=$BACKUPDIR/incr # Incremental backups directory
-HOURSFULLBACKUPLIFE={{ client.hours_before_full }} # Lifetime of the latest full backup in seconds
+HOURSFULLBACKUPLIFE={{ client.hours_before_full }} # Lifetime of the latest full backup in hours
 FULLBACKUPLIFE=$(( $HOURSFULLBACKUPLIFE * 60 * 60 ))
 KEEP={{ client.full_backups_to_keep }} # Number of full backups (and its incrementals) to keep
 rsyncLog=/var/log/backups/innobackupex-rsync.log
diff --git a/xtrabackup/files/innobackupex-server-runner.sh b/xtrabackup/files/innobackupex-server-runner.sh
index 9335618..3acff6e 100644
--- a/xtrabackup/files/innobackupex-server-runner.sh
+++ b/xtrabackup/files/innobackupex-server-runner.sh
@@ -6,7 +6,7 @@
 BACKUPDIR={{ server.backup_dir }} # Backups base directory
 FULLBACKUPDIR=$BACKUPDIR/full # Full backups directory
 INCRBACKUPDIR=$BACKUPDIR/incr # Incremental backups directory
-HOURSFULLBACKUPLIFE={{ server.hours_before_full }} # Lifetime of the latest full backup in seconds
+HOURSFULLBACKUPLIFE={{ server.hours_before_full }} # Lifetime of the latest full backup in hours
 FULLBACKUPLIFE=$(( $HOURSFULLBACKUPLIFE * 60 * 60 ))
 KEEP={{ server.full_backups_to_keep }} # Number of full backups (and its incrementals) to keep