Add pymupdf import to utils.py for enhanced PDF processing

utils.py

@@ -4,6 +4,8 @@ import io
 import gradio as gr
 import base64
 import pandas as pd
+import pymupdf
+
 
 def image_to_bytes(image):
     img_byte_arr = io.BytesIO()
@@ -48,4 +50,4 @@ def clean_text(text):
     cleaned_text = cleaned_text.replace("\t", " ")
     cleaned_text = cleaned_text.replace("  ", " ")
     cleaned_text = cleaned_text.strip()
-    return cleaned_text
+    return cleaned_text