Update requirements.txt

requirements.txt

@@ -1,8 +1,9 @@
-gradio>=4.28.0
-PyPDF2>=3.0.1
-nltk>=3.8.1
-transformers>=4.39.0
-torch>=2.1.2
-soundfile>=0.12.1
-llama-index>=0.11.47
-huggingface-hub>=0.23.0
+gradio>=4.28.0
+PyPDF2>=3.0.1
+nltk>=3.8.1
+transformers>=4.39.0
+torch>=2.1.2
+soundfile>=0.12.1
+llama-index>=0.11.47
+huggingface-hub>=0.23.0
+smolagents==1.13.0