Added a link

Author: wiazur

articles/cognitive-services/cognitive-services-support-options.md

@@ -82,6 +82,7 @@ The Cognitive Services release notes are updated as new releases are made availa
  - [Speech Services](speech-service/releasenotes.md)
  - [Speech Services SDK](speech-service/devices-sdk-release-notes.md)
  - [Text Analytics](text-analytics/whats-new.md)
+ - [Video Indexer](video-indexer/release-notes.md)
 
 ### Azure blog