skip GPU tests for Gumbel distribution until it is not fixed (#570)

Author: Alexander-Makaryev

tests/skipped_tests_gpu.tbl

@@ -1,3 +1,9 @@
+// gumbel distribution issue https://github.com/IntelPython/dpnp/issues/569
+tests/test_random.py::TestDistributionsGumbel::test_extreme_value
+tests/test_random.py::TestDistributionsGumbel::test_invalid_args
+tests/test_random.py::TestDistributionsGumbel::test_moments
+tests/test_random.py::TestDistributionsGumbel::test_seed
+//----------------------------------------------------------------------
 // eig/eigvals/svd issue https://github.com/IntelPython/dpnp/issues/567
 tests/test_linalg.py::test_eig_arange[2-float64]
 tests/test_linalg.py::test_eig_arange[2-float32]