xfail flaky sqrt

Author: lucascolley

xp-tests-xfails.txt

@@ -36,3 +36,5 @@ array_api_tests/test_has_names.py::test_has_names[linalg-tensordot]
 array_api_tests/test_has_names.py::test_has_names[linalg-trace]
 array_api_tests/test_has_names.py::test_has_names[linalg-vecdot]
 array_api_tests/test_has_names.py::test_has_names[linalg-vector_norm]
+# flaky on macos
+array_api_tests/test_operators_and_elementwise_functions.py::test_sqrt