[nonktube] Add extractor (closes #8647, closes #13024)

youtube_dl/extractor/extractors.py

@@ -663,6 +663,7 @@ from .nintendo import NintendoIE
 from .njpwworld import NJPWWorldIE
 from .nobelprize import NobelPrizeIE
 from .noco import NocoIE
+from .nonktube import NonkTubeIE
 from .noovo import NoovoIE
 from .normalboots import NormalbootsIE
 from .nosvideo import NosVideoIE