Remove cli flag

Author: ayjayt

choreographer/browsers/chromium.py

@@ -195,7 +195,6 @@ def get_cli(self) -> Sequence[str]:
                 "--disable-dev-shm-usage",
                 "--disable-background-networking",
                 "--disable-background-timer-throttling",
-                "--disable-backgrounding-occluded-windows",
                 "--disable-component-update",
                 "--disable-default-apps",
                 "--disable-extensions",