OO-1722 fix render error in podcast audio controls

src/main/java/org/olat/modules/webFeed/ui/podcast/_content/episode.html

@@ -54,7 +54,7 @@
 				#if ($!helper.getMediaType($item.getEnclosure()) == "video")
 					BPlayer.insertPlayer("$!helper.getMediaUrl($item)","o_podcast_episode_$velocityCount",$!helper.getWidth($item),$!helper.getHeight($item),false,null,"video");
 				#else
-					BPlayer.insertPlayer("$!helper.getMediaUrl($item)","o_podcast_episode_$velocityCount",400,24,false,null,"sound");
+					BPlayer.insertPlayer("$!helper.getMediaUrl($item)","o_podcast_episode_$velocityCount",400,30,false,null,"sound");
 				#end
 				/* ]]> */
 				</script>

src/main/java/org/olat/modules/webFeed/ui/podcast/_content/episodes.html

@@ -77,7 +77,7 @@
 					#if ($!helper.getMediaType($episode.getEnclosure()) == "video")
 						BPlayer.insertPlayer("$!helper.getMediaUrl($episode)","o_podcast_${podId}_episode",$!helper.getWidth($episode),$!helper.getHeight($episode),false,null,"video");
 					#else
-						BPlayer.insertPlayer("$!helper.getMediaUrl($episode)","o_podcast_${podId}_episode",400,24,false,null,"sound");
+						BPlayer.insertPlayer("$!helper.getMediaUrl($episode)","o_podcast_${podId}_episode",400,30,false,null,"sound");
 					#end
 					/* ]]> */
 					</script>