Update requirements.txt

requirements.txt

@@ -1,10 +1,10 @@
 gradio>=4.0,<5.0
-langchain==0.1.14
-langchain-groq>=0.1.0,<0.2.0
-faiss-cpu==1.7.4
-sentence-transformers>=2.2.2,<3.0.0
-python-dotenv>=1.0.0,<2.0.0
-pypdf>=3.17.0,<4.0.0
-tiktoken>=0.5.1,<1.0.0
+langchain
+langchain-groq
+faiss-cpu
+sentence-transformers
+python-dotenv
+pypdf
+tiktoken
 transformers
 torch