[ie/polskieradio:audition] Fix playlist extraction (#8459)

Closes #8419
Authored by: shubhexists

yt_dlp/extractor/polskieradio.py

@@ -262,14 +262,14 @@ def _call_lp3(self, path, query, video_id, note):
             query=query, headers={'x-api-key': '9bf6c5a2-a7d0-4980-9ed7-a3f7291f2a81'})
 
     def _entries(self, playlist_id, has_episodes, has_articles):
-        for i in itertools.count(1) if has_episodes else []:
+        for i in itertools.count(0) if has_episodes else []:
             page = self._call_lp3(
                 'AudioArticle/GetListByCategoryId', {
                     'categoryId': playlist_id,
                     'PageSize': 10,
                     'skip': i,
                     'format': 400,
-                }, playlist_id, f'Downloading episode list page {i}')
+                }, playlist_id, f'Downloading episode list page {i + 1}')
             if not traverse_obj(page, 'data'):
                 break
             for episode in page['data']:
@@ -281,14 +281,14 @@ def _entries(self, playlist_id, has_episodes, has_articles):
                     'timestamp': parse_iso8601(episode.get('datePublic')),
                 }
 
-        for i in itertools.count(1) if has_articles else []:
+        for i in itertools.count(0) if has_articles else []:
             page = self._call_lp3(
                 'Article/GetListByCategoryId', {
                     'categoryId': playlist_id,
                     'PageSize': 9,
                     'skip': i,
                     'format': 400,
-                }, playlist_id, f'Downloading article list page {i}')
+                }, playlist_id, f'Downloading article list page {i + 1}')
             if not traverse_obj(page, 'data'):
                 break
             for article in page['data']: