Edit captcha refresh

app.py

@@ -168,7 +168,7 @@ def generate_captcha(width=200, height=150, length=4):
 def validate_captcha(input, text, img):
     if input == text:
         return True, styled_message("Correct!"), text, img
-    img, text.value = generate_captcha()
+    img, text = generate_captcha()
     return False, styled_error("Incorrect! Please retry with the new code."), text, img