Upgrade yt_dlp and download script

plugins/youtube_download/yt_dlp/extractor/teletask.py

@@ -5,6 +5,7 @@ from ..utils import unified_strdate
 
 
 class TeleTaskIE(InfoExtractor):
+    _WORKING = False
     _VALID_URL = r'https?://(?:www\.)?tele-task\.de/archive/video/html5/(?P<id>[0-9]+)'
     _TEST = {
         'url': 'http://www.tele-task.de/archive/video/html5/26168/',
@@ -19,7 +20,7 @@ class TeleTaskIE(InfoExtractor):
                 'ext': 'mp4',
                 'title': 'Duplicate Detection',
                 'upload_date': '20141218',
-            }
+            },
         }, {
             'md5': 'e1e7218c5f0e4790015a437fcf6c71b4',
             'info_dict': {
@@ -27,8 +28,8 @@ class TeleTaskIE(InfoExtractor):
                 'ext': 'mp4',
                 'title': 'Duplicate Detection',
                 'upload_date': '20141218',
-            }
-        }]
+            },
+        }],
     }
 
     def _real_extract(self, url):
@@ -41,7 +42,7 @@ class TeleTaskIE(InfoExtractor):
             r'Date:</td><td>([^<]+)</td>', webpage, 'date', fatal=False))
 
         entries = [{
-            'id': '%s-%s' % (lecture_id, format_id),
+            'id': f'{lecture_id}-{format_id}',
             'url': video_url,
             'title': title,
             'upload_date': upload_date,