Revert "Also append ext. subtitles if transcoding"

This reverts commit b8ae679092.

resources/lib/playbackutils.py

@@ -275,6 +275,8 @@ class PlaybackUtils():
             window('%s.refreshid' % embyitem, value=itemid)
 
         # Append external subtitles to stream
+        playmethod = window('%s.playmethod' % embyitem)
+        if playmethod in ("DirectStream", "DirectPlay"):
             subtitles = self.API.externalSubs(playurl)
             listitem.setSubtitles(subtitles)