[py] fix broken syntax in mutation events

Author: titusfortner

py/CHANGES

@@ -10,6 +10,7 @@ Selenium 4.10.0
 * Change Selenium Manager logging to debug (#12145)
 * Add links to documentation in error messages (#12156)
 * Add custom error class for driver location and improve error logic
+* Fix bug in BiDi mutation events
 
 Selenium 4.9.1
 * Add CDP files for v113 and remove v110

py/test/selenium/webdriver/common/bidi_tests.py

@@ -74,9 +74,7 @@ async def test_collect_log_mutations(driver, pages):
         async with log.mutation_events() as event:
             pages.load("dynamic.html")
             driver.find_element(By.ID, "reveal").click()
-            WebDriverWait(driver, 5).until(
-                EC.visibility_of(driver.find_element(By.ID, "revealed"))
-            )
+            WebDriverWait(driver, 5).until(EC.visibility_of(driver.find_element(By.ID, "revealed")))
 
     assert event["attribute_name"] == "style"
     assert event["current_value"] == ""