Fixed failing Bart-Model Integration Tests (#42676)

Fixed failing BartModelIntegrationTests

Author: Sai-Suraj-27

tests/models/bart/test_modeling_bart.py

@@ -962,7 +962,7 @@ def test_xsum_summarization_same_as_fairseq(self):
             " state."
             "</s>"
         )
-        dct = tok.batch_encode_plus(
+        dct = tok(
             [PGE_ARTICLE],
             max_length=1024,
             padding="max_length",
@@ -1188,7 +1188,7 @@ def test_cnn_summarization_same_as_fairseq(self):
             " up to four years in prison.  Her next court appearance is scheduled for May 18."
         )
 
-        dct = tok.batch_encode_plus(
+        dct = tok(
             [FRANCE_ARTICLE, SHORTER_ARTICLE, IRAN_ARTICLE, ARTICLE_SUBWAY],
             max_length=1024,
             padding="max_length",