[Piuparts-reports] Cron <piupartsm at pejacevic> rotate_master_logs

[Cron Daemon]

'stable22sid/master.log' -> 'stable22sid/master.20180721.log'
'stretch2buster-rcmd/master.log' -> 'stretch2buster-rcmd/master.20180721.log'
stretch2bpo/master.20180720.log: 49.3 KiB / 1032.5 KiB = 0.048
squeeze2wheezy-lts/master.20180720.log: 52.5 KiB / 1094.3 KiB = 0.048
'squeeze2bpo2wheezy/master.log' -> 'squeeze2bpo2wheezy/master.20180721.log'