Correct the html comment end mark

MikeRayMSFT · web-flow · commit 0eb453dd69a8 · 2022-12-22T13:08:45.000-08:00
diff --git a/articles/azure-arc/data/includes/azure-arc-data-preview-release.md b/articles/azure-arc/data/includes/azure-arc-data-preview-release.md
@@ -8,7 +8,7 @@ ms.date: 12/7/2022
 
 <!---
 At this time, a test or preview build is not available for the next release.
----!>
+--->
 
 January 2023 test release is now available.
 
