Prepare for enabling H302 rule (scenario)

We can use H302 rule but ignore it now. This commit prepares for
enabling H302 rule. But this commit modifies tempest/scenario only
and excludes some violations[1] because if we fix all of them at one
time, it's hard to merge this commit.

[1]
 tempest.test.attr
 tempest.common.rest_client.RestClient
 tempest.common.rest_client.RestClientXML
 tempest.services.compute.xml.common.xml_to_json
 tempest.services.compute.xml.common.Element
 tempest.services.compute.xml.common.Document
 tempest.services.compute.xml.common.Text
 tempest.services.compute.xml.common.XMLNS_11
 tempest.services.compute.xml.common.XMLNS_V3
 tempest/clients.py

Change-Id: I57c26ef681120a9ee826b9cef26d1aaa734d69e5
diff --git a/tempest/scenario/test_server_basic_ops.py b/tempest/scenario/test_server_basic_ops.py
index 73ff6b4..1144414 100644
--- a/tempest/scenario/test_server_basic_ops.py
+++ b/tempest/scenario/test_server_basic_ops.py
@@ -18,7 +18,7 @@
 from tempest import config
 from tempest.openstack.common import log as logging
 from tempest.scenario import manager
-from tempest.test import services
+from tempest import test
 
 import testscenarios
 
@@ -162,7 +162,7 @@
                 self._log_console_output()
                 raise
 
-    @services('compute', 'network')
+    @test.services('compute', 'network')
     def test_server_basicops(self):
         self.add_keypair()
         self.create_security_group()