Fix some pipeline tests (#21401)

* fix

Co-authored-by: ydshieh <ydshieh@users.noreply.github.com>

tests/pipelines/test_pipelines_document_question_answering.py

@@ -61,7 +61,7 @@ class DocumentQuestionAnsweringPipelineTests(unittest.TestCase, metaclass=Pipeli
     @require_vision
     def get_test_pipeline(self, model, tokenizer, processor):
         dqa_pipeline = pipeline(
-            "document-question-answering", model=model, tokenizer=tokenizer, feature_extractor=processor
+            "document-question-answering", model=model, tokenizer=tokenizer, image_processor=processor
         )
 
         image = INVOICE_URL
@@ -81,11 +81,6 @@ class DocumentQuestionAnsweringPipelineTests(unittest.TestCase, metaclass=Pipeli
                 "question": question,
                 "word_boxes": word_boxes,
             },
-            {
-                "image": None,
-                "question": question,
-                "word_boxes": word_boxes,
-            },
         ]
         return dqa_pipeline, examples
 
@@ -99,7 +94,7 @@ class DocumentQuestionAnsweringPipelineTests(unittest.TestCase, metaclass=Pipeli
                     {"score": ANY(float), "answer": ANY(str), "start": ANY(int), "end": ANY(int)},
                 ]
             ]
-            * 4,
+            * 3,
         )
 
     @require_torch