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

Uyghur.py

@@ -1,6 +1,5 @@
 import datasets
 from datasets import DownloadManager, DatasetInfo
-from datasets.tasks import AutomaticSpeechRecognition
 import os
 import csv
 import json
@@ -85,7 +84,6 @@ class UyghurASR(datasets.GeneratorBasedBuilder):
             supervised_keys=None,
             homepage='https://huggingface.co/datasets/sunlixu/Uyghur/',
             citation=_CITATION,
-            task_templates=[AutomaticSpeechRecognition(audio_column="audio", transcription_column="text")],
         )
 
     def _split_generators(self, dl_manager: DownloadManager):