[cleanup] Add more ruff rules (#10149)

Authored by: seproDev

Reviewed-by: bashonly <88596187+bashonly@users.noreply.github.com>
Reviewed-by: Simon Sawicki <contact@grub4k.xyz>

yt_dlp/extractor/youku.py

@@ -104,7 +104,7 @@ class YoukuIE(InfoExtractor):
 
     @staticmethod
     def get_ysuid():
-        return '%d%s' % (int(time.time()), ''.join(
+        return '{}{}'.format(int(time.time()), ''.join(
             random.choices(string.ascii_letters, k=3)))
 
     def get_format_name(self, fm):
@@ -273,7 +273,7 @@ class YoukuShowIE(InfoExtractor):
                 continue
             _, new_entries = self._extract_entries(
                 'http://list.youku.com/show/episode', show_id,
-                note='Downloading playlist data page %d' % (idx + 1),
+                note=f'Downloading playlist data page {idx + 1}',
                 query={
                     'id': page_config['showid'],
                     'stage': reload_id,