whitelisted test_descr.py#test_set_doc

Author: tomasstupka

graalpython/com.oracle.graal.python.test/src/tests/unittest_tags/test_descr.txt

@@ -71,6 +71,7 @@
 *graalpython.lib-python.3.test.test_descr.ClassPropertiesAndMethods.test_set_and_no_get
 *graalpython.lib-python.3.test.test_descr.ClassPropertiesAndMethods.test_set_class
 *graalpython.lib-python.3.test.test_descr.ClassPropertiesAndMethods.test_set_dict
+*graalpython.lib-python.3.test.test_descr.ClassPropertiesAndMethods.test_set_doc
 *graalpython.lib-python.3.test.test_descr.ClassPropertiesAndMethods.test_slices
 *graalpython.lib-python.3.test.test_descr.ClassPropertiesAndMethods.test_slot_shadows_class_variable
 *graalpython.lib-python.3.test.test_descr.ClassPropertiesAndMethods.test_slots_descriptor