[extractor/common] Correct sort order.

We should look at height and width before ext_preference.

youtube_dl/extractor/common.py

@@ -707,9 +707,9 @@ class InfoExtractor(object):
                 f.get('quality') if f.get('quality') is not None else -1,
                 f.get('tbr') if f.get('tbr') is not None else -1,
                 f.get('vbr') if f.get('vbr') is not None else -1,
-                ext_preference,
                 f.get('height') if f.get('height') is not None else -1,
                 f.get('width') if f.get('width') is not None else -1,
+                ext_preference,
                 f.get('abr') if f.get('abr') is not None else -1,
                 audio_ext_preference,
                 f.get('fps') if f.get('fps') is not None else -1,