Merge pull request #127925 from Juliako/patch-76

Update upload-index-videos.md

Author: PRMerger19

articles/media-services/video-indexer/upload-index-videos.md

@@ -163,7 +163,7 @@ If the `videoUrl` is not specified, the Video Indexer expects you to pass the fi
 
 The following C# code snippet demonstrates the usage of all the Video Indexer APIs together.
 
-#### Instructions for running this code sample
+**Instructions for running the following code sample**
 
 After copying this code into your development platform you will need to provide two parameters: API Management authentication key and video URL.