Enable test_builtin::test_min/test_max.

Author: fangerer

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

@@ -14,6 +14,8 @@
 *graalpython.lib-python.3.test.test_builtin.BuiltinTest.test_isinstance
 *graalpython.lib-python.3.test.test_builtin.BuiltinTest.test_issubclass
 *graalpython.lib-python.3.test.test_builtin.BuiltinTest.test_map
+*graalpython.lib-python.3.test.test_builtin.BuiltinTest.test_max
+*graalpython.lib-python.3.test.test_builtin.BuiltinTest.test_min
 *graalpython.lib-python.3.test.test_builtin.BuiltinTest.test_neg
 *graalpython.lib-python.3.test.test_builtin.BuiltinTest.test_next
 *graalpython.lib-python.3.test.test_builtin.BuiltinTest.test_oct