minor fix in btn for user prompt

app.py

@@ -232,7 +232,7 @@ def interface():
             def update_textbox(prompt):
                 return prompt
             
-            task_btn.click(fn=update_textbox, inputs=user_prompt_1, outputs=user_prompt_1, api_name="task_btn")
+            ling_ents_btn.click(fn=update_textbox, inputs=user_prompt_1, outputs=user_prompt_1, api_name="ling_ents_btn")
 
             # Event Handler for GPT 3.5 Chatbot
             ling_ents_btn.click(gpt_respond, inputs=[have_key2, linguistic_entities, ling_ents_prompt, gpt_ling_ents_chatbot],