selftest: enable py3 for samba.tests.blackbox.ndrdump

No change needed.

Signed-off-by: Joe Guo <joeg@catalyst.net.nz>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
Reviewed-by: Douglas Bagnall <douglas.bagnall@catalyst.net.nz>

Autobuild-User(master): Andrew Bartlett <abartlet@samba.org>
Autobuild-Date(master): Thu Apr  5 12:16:41 CEST 2018 on sn-devel-144

selftest/tests.py

@@ -51,7 +51,7 @@
     skiptestsuite("subunit", "testscenarios not available")
 else:
     planpythontestsuite("none", "subunit.tests.test_suite")
-planpythontestsuite("none", "samba.tests.blackbox.ndrdump")
+planpythontestsuite("none", "samba.tests.blackbox.ndrdump", py3_compatible=True)
 planpythontestsuite("none", "samba.tests.blackbox.check_output", py3_compatible=True)
 planpythontestsuite("none", "api", name="ldb.python", extra_path=['lib/ldb/tests/python'])
 planpythontestsuite("none", "samba.tests.credentials", py3_compatible=True)