[animeondemand] Extract teaser when no full episode available (#8923)

youtube_dl/extractor/animeondemand.py

@@ -225,6 +225,8 @@ class AnimeOnDemandIE(InfoExtractor):
                 })
                 entries.append(f)
 
+            # Extract teaser only when full episode is not available
+            if not formats:
                 m = re.search(
                     r'data-dialog-header=(["\'])(?P<title>.+?)\1[^>]+href=(["\'])(?P<href>.+?)\3[^>]*>Teaser<',
                     episode_html)