Remove deprecated tasks

This dataset uses `tasks`, which are deprecated and will raise an error after the next major release of `datasets`. See: https://github.com/huggingface/datasets/pull/6999

NST.py

@@ -20,7 +20,6 @@ import io
 import json
 import tarfile
 import datasets
-from datasets.tasks import AutomaticSpeechRecognition
 
 
 _CITATION = """\
@@ -182,12 +181,6 @@ class Nst(datasets.GeneratorBasedBuilder):
             supervised_keys=None,
             homepage=_HOMEPAGE,
             citation=_CITATION,
-            task_templates=[
-                AutomaticSpeechRecognition(
-                    audio_column="audio",
-                    transcription_column="text"
-                )
-            ],
         )
 
     def _split_generators(self, dl_manager):