Move tests/core/test_impersonation_tests into the Quarantined (#38024)

Author: Taragolis

tests/core/test_impersonation_tests.py

@@ -37,7 +37,9 @@
 from airflow.utils.types import DagRunType
 from tests.test_utils import db
 
-pytestmark = pytest.mark.db_test
+# The entire module into the quarantined mark, this might have unpredictable side effects to other tests
+# and should be moved into the isolated environment into the future.
+pytestmark = [pytest.mark.db_test, pytest.mark.quarantined]
 
 DEV_NULL = "/dev/null"
 TEST_ROOT_FOLDER = os.path.abspath(os.path.join(os.path.dirname(__file__), ".."))