[Web] trim CRON_LOG

data/Dockerfiles/dovecot/trim_logs.sh

@@ -23,3 +23,4 @@ catch_non_zero "${REDIS_CMDLINE} LTRIM AUTODISCOVER_LOG 0 ${LOG_LINES}"
 catch_non_zero "${REDIS_CMDLINE} LTRIM API_LOG 0 ${LOG_LINES}"
 catch_non_zero "${REDIS_CMDLINE} LTRIM RL_LOG 0 ${LOG_LINES}"
 catch_non_zero "${REDIS_CMDLINE} LTRIM WATCHDOG_LOG 0 ${LOG_LINES}"
+catch_non_zero "${REDIS_CMDLINE} LTRIM CRON_LOG 0 ${LOG_LINES}"