Fix Readme

README.md

@@ -1,5 +1,5 @@
 # fpbx-lewatch
 Monitor FreePBX letsencrypt certificate generation and temporarily allow http connection for certman.
 
-Certman 15.0.25+ now does manages le rules automatically if using the FreePBX firewall module, but this script may still be useful for those who manage their own firewall rules.
+Certman 15.0.25+ now manages le rules automatically if using the FreePBX firewall module, but this script may still be useful for those who manage their own firewall rules.