Update app.py

change example

app.py

@@ -89,7 +89,7 @@ def generate(
     return image_paths, seed
 
 examples = [
-    "a confident Chinese fashion girl, walking at the stunning beach resort in Bali, Indonesia. She walks along the sandy shore wearing a bikini with sunset behind."
+    "a confident white skin Chinese fashion girl, dancing at the stunning beach resort in Bali, Indonesia. She walks along the sandy shore wearing a bikini with sunset behind."
 ]
 
 css = '''