CREDITS.txt in rufus-scheduler-2.0.21 vs CREDITS.txt in rufus-scheduler-2.0.22

@@ -23,9 +23,10 @@
 - TobyH (http://github.com/tobyh), faster and cleaner CronLine#next_time
 
 
 == Feedback
 
+- skrd - https://github.com/skrd - "/10 * * * *" cron issue
 - Hongli Lai - Scheduler#stop(:terminate => true) request
 - Tero Tilus - raises on unsupported/unknown options
 - Louis Coilliot - Scheduler#running_jobs
 - Henrique G. Testa - pause/resume concept
 - Sam Gibson - https://github.com/samfoo - exception handling hardening