add new notif doc

Author: he2ss

crowdsec-docs/unversioned/console/notification_integrations/overview.mdx

@@ -59,6 +59,7 @@ Remediation Component Offline | A remediation component is offline. |
 CrowdSec Stack Component Outdated | A CrowdSec stack component is outdated (Security Engine, Log Processor, Remediation component). |
 Security Engine No Alerts | A Security Engine has not sent any alerts for 48h. |
 Security Engine Offline | A Security Engine is offline. |
+Blocking Known Safe IP | A known safe or legitimate IP address was blocked (false positive). |
 
 **Admin**