Fixed Correctness issue reported by Acrolinx.

Author: LJSpiller

articles/azure-video-indexer/release-notes.md

@@ -304,7 +304,7 @@ Azure Video Indexer has a new [Developer Portal](https://api-portal.videoindexer
 
 SDK is now available to embed Azure Video Indexer's insights widget in your own service and customize its style and data. The SDK supports the standard Azure Video Indexer insights widget and a fully customizable insights widget. Code sample is available in [Azure Video Indexer GitHub repository](https://github.com/Azure-Samples/media-services-video-indexer/tree/master/Embedding%20widgets/widget-customization). With this advanced customization capabilities, solution developer can apply custom styling and bring customer’s own AI data and present that in the insight widget (with or without Azure Video Indexer insights).
 
-### Azure Video Indexer deployed in the US North Central , US West and Canada Central
+### Azure Video Indexer deployed in the US North Central, US West and Canada Central
 
 You can now create an Azure Video Indexer paid account in the US North Central, US West and Canada Central regions