Update requirements.txt

requirements.txt

@@ -1,6 +1,6 @@
-! pip install langchain-community
-!pip install groq
-!pip install langchain-groq
-!pip install chromadb
-!pip install gradio
-!pip install hazm
+langchain-community
+groq
+langchain-groq
+chromadb
+gradio
+hazm