[Glitch] Fix expand video on public page

Signed-off-by: Claire <claire.github-309c@sitedethib.com>

app/javascript/flavours/glitch/features/video/index.js

@@ -123,6 +123,7 @@ class Video extends React.PureComponent {
     autoPlay: PropTypes.bool,
     volume: PropTypes.number,
     muted: PropTypes.bool,
+    componetIndex: PropTypes.number,
   };
 
   static defaultProps = {
@@ -515,6 +516,7 @@ class Video extends React.PureComponent {
       startTime: this.video.currentTime,
       autoPlay: !this.state.paused,
       defaultVolume: this.state.volume,
+      componetIndex: this.props.componetIndex,
     });
   }