Update requirements.txt

requirements.txt

@@ -1,6 +1,5 @@
 gradio
 google-generativeai
-elevenlabs-python
-tavily-python
-python-dotenv
-# Add the runwayml library if it exists, otherwise we'll call it via an API endpoint
+requests
+elevenlabs         # <-- This is the correct name
+tavily-python