Update troubleshoot-custom-policies.md

fixes https://github.com/MicrosoftDocs/azure-docs/issues/73311

Author: yoelhor

articles/active-directory-b2c/troubleshoot-custom-policies.md

@@ -8,7 +8,7 @@ manager: celestedg
 ms.service: active-directory
 ms.workload: identity
 ms.topic: troubleshooting
-ms.date: 04/06/2021
+ms.date: 04/08/2021
 ms.author: mimart
 ms.subservice: B2C
 ---