Update app.py

app.py

@@ -247,7 +247,7 @@ with gr.Blocks(theme="ocean", fill_height=True) as demo:
 
             text_input = gr.Textbox(
                 label="Document Content",
-                placeholder=f"Enter your document text here.\nDefault text will be picked if citations are enabled and you don't provide the documents. Default document is --"{DEFAULT_DOC}",
+                placeholder=f"Enter your document text here.\nDefault text will be picked if citations are enabled and you don't provide the documents. Default document is --{DEFAULT_DOC}",
                 lines=10,
                 info="Enter the text you want to reference"
             )