Upgrade yt_dlp and download script

plugins/youtube_download/yt_dlp/extractor/ciscowebex.py

@@ -46,7 +46,7 @@ class CiscoWebexIE(InfoExtractor):
             headers['accessPwd'] = password
 
         stream, urlh = self._download_json_handle(
-            'https://%s.webex.com/webappng/api/v1/recordings/%s/stream' % (subdomain, video_id),
+            f'https://{subdomain}.webex.com/webappng/api/v1/recordings/{video_id}/stream',
             video_id, headers=headers, query={'siteurl': siteurl}, expected_status=(403, 429))
 
         if urlh.status == 403:
@@ -101,6 +101,6 @@ class CiscoWebexIE(InfoExtractor):
             'uploader_id': stream.get('ownerUserName') or stream.get('ownerId'),
             'timestamp': unified_timestamp(stream.get('createTime')),
             'duration': int_or_none(stream.get('duration'), 1000),
-            'webpage_url': 'https://%s.webex.com/recordingservice/sites/%s/recording/playback/%s' % (subdomain, siteurl, video_id),
+            'webpage_url': f'https://{subdomain}.webex.com/recordingservice/sites/{siteurl}/recording/playback/{video_id}',
             'formats': formats,
         }