Update OCR_SIGNATURES task description for clarity

processing_florence2.py

@@ -107,8 +107,9 @@ class Florence2Processor(ProcessorMixin):
             '<REGION_TO_DESCRIPTION>': 'pure_text',
             '<REGION_TO_OCR>': 'pure_text',
             '<REGION_PROPOSAL>': 'bboxes',
-            # **New Added Tasks**
             '<OCR_SIGNATURES>': 'pure_text'
+            # **New Added Tasks**
+
         }
 
         self.task_prompts_without_inputs = {
@@ -120,7 +121,7 @@ class Florence2Processor(ProcessorMixin):
             '<OD>': 'Locate the objects with category name in the image.',
             '<DENSE_REGION_CAPTION>': 'Locate the objects in the image, with their descriptions.',
             '<REGION_PROPOSAL>': 'Locate the region proposals in the image.',
-            '<OCR_SIGNATURES>': 'Find the signatures in the image if any and return them'
+            '<OCR_SIGNATURES>': 'What are the signatures in the image?'
         }
 
         self.task_prompts_with_input = {