Update app.py

app.py

@@ -56,7 +56,7 @@ def sharpen_image(input_img, alpha):
 # Create examples list using the images from the original code
 examples = [
     ["img1.jpg", 9.0],
-    ["img2.jpg", 7.0],
+    ["img2.PNG", 7.0],
 ]
 
 # Create the Gradio interface