[playwire] Fix test

youtube_dl/extractor/playwire.py

@@ -19,7 +19,7 @@ class PlaywireIE(InfoExtractor):
             'id': '3353705',
             'ext': 'mp4',
             'title': 'S04_RM_UCL_Rus',
-            'thumbnail': 're:^http://.*\.png$',
+            'thumbnail': 're:^https?://.*\.png$',
             'duration': 145.94,
         },
     }, {