Update app.py

app.py

@@ -63,7 +63,7 @@ def compute_discount(vehicle_type):
     return BASE_AMT
 
 def classify_plate_color(plate_img):
-     hsv = cv2.cvtColor(plate_img, cv2.COLOR_BGR2HSV)
+    hsv = cv2.cvtColor(plate_img, cv2.COLOR_BGR2HSV)
 
     # Masks for colors
     masks = {}