[pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

Author: pre-commit-ci[bot]

tests/system/utils/test_main.py

@@ -103,10 +103,7 @@ def test_open_graphical_browser(monkeypatch):
 
     # Just assert that this internal attribute still exists and behaves the way
     # expected
-    if sys.version_info < (3, 7):
-        iter(webbrowser._tryorder)
-    else:
-        assert webbrowser._tryorder is None
+    assert webbrowser._tryorder is None
 
     monkeypatch.setattr("webbrowser._tryorder", [])