Address textbox change issue

app.py

@@ -873,5 +873,9 @@ with gr.Blocks(css=".gradio-container {background-color: lightgray}") as block:
                                   inputs=[openai_api_key_textbox],
                                   outputs=[chain_state, express_chain_state, llm_state, embeddings_state,
                                            qa_chain_state, memory_state])
+    openai_api_key_textbox.submit(set_openai_api_key,
+                                  inputs=[openai_api_key_textbox],
+                                  outputs=[chain_state, express_chain_state, llm_state, embeddings_state,
+                                           qa_chain_state, memory_state])
 
 block.launch(debug=True)

requirements.txt

@@ -1,10 +1,10 @@
-openai==0.26.4
-gradio==3.17.1
+openai==0.26.5
+gradio==3.19.1
 google-search-results
-google-api-python-client==2.76.0
+google-api-python-client==2.79.0
 wolframalpha
-langchain==0.0.78
+langchain==0.0.93
 requests==2.28.2
 git+https://github.com/openai/whisper.git
-boto3==1.26.65
+boto3==1.26.77
 faiss-cpu