Update test_valid_parentheses.py

Wrong continued indentation (add 1 space).

kyu_7/valid_parentheses/test_valid_parentheses.py

@@ -152,7 +152,7 @@ def test_valid_parentheses_large_invalid(self):
             "<p>Invalid large test string</p>")
         # pylint: enable=R0801
         with (allure.step(f"Enter a large invalid test string and verify"
-                         f"that the function returns False.")):
+                          f"that the function returns False.")):
             test_str: str = (f'(((())(()()(()()))(())())(((()(()))))()(()()(('
                              f'))))()()()(()())(()()(()()()(()()()((()())))))())()')
             result: bool = valid_parentheses(test_str)