[youtube] Update nosubtitles test

test/test_subtitles.py

@@ -87,7 +87,7 @@ class TestYoutubeSubtitles(BaseTestSubtitles):
 
     def test_youtube_nosubtitles(self):
         self.DL.expect_warning(u'video doesn\'t have subtitles')
-        self.url = 'sAjKT8FhjI8'
+        self.url = 'n5BB19UTcdA'
         self.DL.params['writesubtitles'] = True
         self.DL.params['allsubtitles'] = True
         subtitles = self.getSubtitles()