Remove deprecated tasks

Remove deprecated tasks.

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

EThOS-PhD-metadata.py

@@ -5,7 +5,6 @@ import csv
 from datetime import datetime
 import datasets
 from datasets.features import Features
-from datasets.tasks import LanguageModeling
 
 _CITATION = """\ 
 @misc{british library_genre,
@@ -100,7 +99,6 @@ class Ethos(datasets.GeneratorBasedBuilder):
             homepage=_HOMEPAGE,
             license=_LICENSE,
             citation=_CITATION,
-            task_templates=[LanguageModeling(text_column="Abstract")],
         )
 
     def _split_generators(self, dl_manager):