Merge pull request mendix#5766 from jdiehl/patch-5

Update video-player.md

Author: ConnorLand

content/en/docs/appstore/widgets/video-player.md

@@ -25,6 +25,7 @@ The [Video Player](https://marketplace.mendix.com/link/component/110700/) widget
 
 * File hosted in Mendix Server cannot be played in the Safari browser
 * Using this widget with video files stored in file documents is not recommended, as the Mendix Runtime is not designed to perform as a media server
+* On native mobile apps, the video player can only play back MP4 files (Youtube, Vimeo, and Dailymotion are not supported)
 
 ## 2 Configuration