Update app.py

app.py

@@ -64,7 +64,7 @@ model = HfApiModel(
 )
 
 # Import tool from Hub (example: text-to-image tool)
-image_generation_tool = load_tool("MohammedNasser/text-to-image", trust_remote_code=True)
+image_generation_tool = load_tool("agents-course/text-to-image", trust_remote_code=True)
 
 with open("prompts.yaml", 'r') as stream:
     prompt_templates = yaml.safe_load(stream)