Mute floor_divide test on gpu due to gh-1652

Author: vlad-perevezentsev

tests/skipped_tests_gpu.tbl

@@ -22,6 +22,7 @@ tests/test_umath.py::test_umaths[('divmod', 'll')]
 tests/test_umath.py::test_umaths[('divmod', 'ff')]
 tests/test_umath.py::test_umaths[('divmod', 'dd')]
 tests/test_umath.py::test_umaths[('float_power', 'dd')]
+tests/test_umath.py::test_umaths[('floor_divide', 'ff')]
 tests/test_umath.py::test_umaths[('frexp', 'f')]
 tests/test_umath.py::test_umaths[('frexp', 'd')]
 tests/test_umath.py::test_umaths[('gcd', 'ii')]