Remove deprecated tasks (#2)

- Remove deprecated tasks (b04c8edc43400310e3cd0a6de646a7ef3ea300ed)

phrase_sense_disambiguation.py

@@ -21,7 +21,6 @@ import json
 import os.path
 
 import datasets
-from datasets.tasks import QuestionAnsweringExtractive
 
 
 logger = datasets.logging.get_logger(__name__)
@@ -98,11 +97,6 @@ class PhraseSenseDisambiguation(datasets.GeneratorBasedBuilder):
             homepage=_HOMEPAGE,
             license=_LICENSE,
             citation=_CITATION,
-            task_templates=[
-                QuestionAnsweringExtractive(
-                    question_column="question", context_column="context", answers_column="answers"
-                )
-            ]
         )
 
     def _split_generators(self, dl_manager):