Update title

app.py

@@ -320,7 +320,7 @@ def main():
     ) as demo:
         with gr.Row(equal_height=True):
             header = """
-                    # MLR Text-to-Image Diffusion Model Web Demo
+                    # Matryoshka MDM – Text-to-Image Diffusion Model Web Demo by MLR
 
                     This is a demo of model `mdm-flickr-64`. For additional models, please check [our repo](https://github.com/apple/ml-mdm).