developer name added

src/app.py

@@ -179,7 +179,7 @@ def main():
     st.sidebar.title("About")
     st.sidebar.info("""
     This model was developed as part of the Data Mining Laboratory course 
-    under the guidance of Dr. Kirti Kumari.
+    under the guidance of Dr. Kirti Kumari and is developed by Sourabh Sah.
     
     The model combines:
     - BERT for contextual embeddings