added admonition closing tag

Author: MarkHarrison03

descriptions/0/api.intercom.io.yaml

@@ -12934,6 +12934,7 @@ paths:
         * For **Customer** category tickets, use the term `request`.
         * For **Back-office** category tickets, use the term `task`.
         * For **Tracker** category tickets, use the term `tracker`.
+        {% /admonition %}
 
         ### Accepted Operators