[UPD] addons table in README.md [ci skip]

README.md

@@ -32,7 +32,7 @@ addon | version | summary
 [mail_sendgrid](mail_sendgrid/) | 10.0.1.0.2 | SendGrid
 [mail_sendgrid_mass_mailing](mail_sendgrid_mass_mailing/) | 10.0.1.0.1 | Mass Mailing with SendGrid
 [mail_tracking](mail_tracking/) | 10.0.1.1.1 | Email tracking system for all mails sent
-[mail_tracking_mailgun](mail_tracking_mailgun/) | 10.0.1.2.0 | Mail tracking and Mailgun webhooks integration
+[mail_tracking_mailgun](mail_tracking_mailgun/) | 10.0.1.2.1 | Mail tracking and Mailgun webhooks integration
 [mail_tracking_mass_mailing](mail_tracking_mass_mailing/) | 10.0.1.0.1 | Improve mass mailing email tracking
 [mass_mailing_custom_unsubscribe](mass_mailing_custom_unsubscribe/) | 10.0.2.0.0 | Know and track (un)subscription reasons, GDPR compliant
 [mass_mailing_event](mass_mailing_event/) | 10.0.1.0.1 | Link mass mailing with event for excluding recipients