Update concept-custom.md

Author: laujan

articles/ai-services/document-intelligence/concept-custom.md

@@ -347,7 +347,7 @@ The following table describes the features available with the associated tools a
 
 After your training set is labeled, you can train your custom model and use it to analyze documents. The signature fields specify whether a signature was detected or not.
 
-::: moniker-end
+:::moniker-end
 
 ## Next steps