[py] remove unused import in webdriver wait tests
@@ -19,7 +19,7 @@ import time
import pytest
-from selenium.common.exceptions import NoSuchWindowException, TimeoutException
+from selenium.common.exceptions import TimeoutException
from selenium.common.exceptions import StaleElementReferenceException
from selenium.common.exceptions import WebDriverException
from selenium.common.exceptions import InvalidElementStateException
