🐛 Fix wrong letters of wods

Author: oviniciusfeitosa

Diff for: README.md

@@ -1,7 +1,7 @@
 
 # Discord container notifier
 
-Notify at Discord channel when docker containers is down.
+Notify at Discord channel when docker containers are down.
 
 ## How to use
 
@@ -55,4 +55,4 @@ tail -f /var/log/syslog | grep CRON
 
 ## References
 
-- [Crontab Guru](https://crontab.guru)
+- [Crontab Guru](https://crontab.guru)