Require standard-attr-segment on test

Depends-On: I761fa7cb684a457726dedc95fde92d6adb86f5e4
Change-Id: I9027a7202b1c4d3b10d682737c1a7f91d8a4205c
Closes-Bug: #1765008
diff --git a/neutron_tempest_plugin/api/test_timestamp.py b/neutron_tempest_plugin/api/test_timestamp.py
index 0e49776..186d21f 100644
--- a/neutron_tempest_plugin/api/test_timestamp.py
+++ b/neutron_tempest_plugin/api/test_timestamp.py
@@ -12,6 +12,7 @@
 
 import copy
 
+from tempest.common import utils
 from tempest.lib.common.utils import data_utils
 from tempest.lib import decorators
 
@@ -178,6 +179,7 @@
         self.assertEqual(sp['updated_at'], show_sp['updated_at'])
 
     @decorators.idempotent_id('396a97dc-b66c-4c46-9171-c39eefe6936c')
+    @utils.requires_ext(extension="standard-attr-segment", service="network")
     def test_segment_with_timestamp(self):
         network = self.create_network()
         segment = self.admin_client.list_segments(