Update app.py prompt UI

app.py

@@ -62,8 +62,8 @@ if __name__ == "__main__":
             "asrimanth/person-thumbs-up-lora-no-cap : <tom_cruise> #thumbsup",
         ]
         current_model = st.selectbox("Choose a model", options=model_options)
-        model, default_prompt = current_model.split(" : ")
-        prompt = st.text_input("Enter the prompt: ", value=default_prompt)
+        model, _ = current_model.split(" : ")
+        prompt = st.text_input("Enter the prompt: (sample prompts in dropdown)")
         current_model = current_model.split(" : ")[0]
         col1_inp, col2_inp, col_3_inp = st.columns(3)
         with col1_inp: