change date for today but will need changing later to 9/24

Author: cabailey

articles/sentinel/connect-threat-intelligence.md

@@ -11,7 +11,7 @@ ms.devlang: na
 ms.topic: conceptual
 ms.tgt_pltfrm: na
 ms.workload: na
-ms.date: 09/24/2019
+ms.date: 09/17/2019
 ms.author: rkarlin
 
 ---