Fix Syntax Error

packages/security/security.yaml

@@ -124,6 +124,12 @@ automation:
       - service: notify.telegram_home
         data:
           message: >
-            Alarm changed to {{ trigger.to_state.state|replace('_', ' ')|capfirst }} by {% 
+            {% 
-              set username = states.person|selectattr('attributes.user_id', 'eq', trigger.to_state.context.user_id)|first|default('Automation'))
+              set person = states.person
-            %}{{ username }}
+                |selectattr('attributes.user_id', 'eq', trigger.to_state.context.user_id)
+                |first|default({'attributes':{'friendly_name':'Automation'}})
+            %}Alarm changed to {{
+              trigger.to_state.state|replace('_', ' ')|title
+            }} by {{
+              person.attributes.friendly_name
+            }}