fix indentation error

app.py

@@ -71,10 +71,10 @@ def stream_chat(input_image: Image.Image, vlm_prompt):
 	image = image.to('cuda')
     
     # Tokenize the prompt
-    if not vlm_prompt:
-        vlm_prompt = VLM_PROMPT
-    vlm_prompt = vlm_prompt + "\n"
-    prompt = tokenizer.encode(
+	if not vlm_prompt:
+		vlm_prompt = VLM_PROMPT
+		vlm_prompt = vlm_prompt + "\n"
+	prompt = tokenizer.encode(
         vlm_prompt,
         return_tensors='pt',
         padding=False,
@@ -130,9 +130,8 @@ with gr.Blocks() as demo:
 		
 		with gr.Column():
 			output_caption = gr.Textbox(label="Caption")
-            
-    with gr.Row():
-        vlm_prompt = gr.Text(
+	with gr.Row():
+		vlm_prompt = gr.Text(
             label="VLM Prompt",
             show_label=False,
             max_lines=1,
@@ -140,7 +139,7 @@ with gr.Blocks() as demo:
             container=False,
             value="A descriptive caption for this image:",
         )
-	
+		
 	run_button.click(fn=stream_chat, inputs=[input_image, vlm_prompt], outputs=[output_caption])