Example filename updated

app.py

@@ -72,11 +72,11 @@ def normalize_bbox(box, width, height, padding=0.005):
 
 EXAMPLES = [
     [
-        "DL.png",
+        "DL.jpg",
         "Driver's License",
     ],
     [
-        "BC.png",
+        "BC.jfif",
         "Birth Certificate",
     ],
     [