[ie/youtube:search_url] Fix playlist searches (#11782)

Closes #11666
Authored by: Crypto90

yt_dlp/extractor/youtube.py

@@ -5282,6 +5282,7 @@ class YoutubeTabBaseInfoExtractor(YoutubeBaseInfoExtractor):
                     'channelRenderer': lambda x: self._grid_entries({'items': [{'channelRenderer': x}]}),
                     'hashtagTileRenderer': lambda x: [self._hashtag_tile_entry(x)],
                     'richGridRenderer': lambda x: self._extract_entries(x, continuation_list),
+                    'lockupViewModel': lambda x: [self._extract_lockup_view_model(x)],
                 }
                 for key, renderer in isr_content.items():
                     if key not in known_renderers: