Update docs/examples/simple-embed/index.html

Co-authored-by: mister-ben <[email protected]>

docs/examples/simple-embed/index.html

@@ -12,7 +12,7 @@
   <video id="example_video_1" class="video-js" controls preload="none" width="640" height="264" poster="http://vjs.zencdn.net/v/oceans.png" data-setup="{}">
     <source src="https://vjs.zencdn.net/v/oceans.mp4" type="video/mp4">
     <source src="https://vjs.zencdn.net/v/oceans.webm" type="video/webm">
-    <source src="http://vjs.zencdn.net/v/oceans.ogv" type="video/ogg">
+    <source src="https://vjs.zencdn.net/v/oceans.ogv" type="video/ogg">
     <track kind="captions" src="../shared/example-captions.vtt" srclang="en" label="English">
     <track kind="subtitles" src="../shared/example-captions.vtt" srclang="en" label="English">
     <p class="vjs-no-js">To view this video please enable JavaScript, and consider upgrading to a web browser that <a href="https://videojs.com/html5-video-support/" target="_blank">supports HTML5 video</a></p>