Set unlimited SG rules quota in security groups scenario tests

There is a lot of SG rules created in those tests so lets not fail
just due to SG rules quota reached for the test project.

Closes: rhbz#2184349
Change-Id: I717452abeb708fa6007db95a810be3d628b47f39
diff --git a/neutron_tempest_plugin/scenario/test_security_groups.py b/neutron_tempest_plugin/scenario/test_security_groups.py
index a74b7b7..d5f9b77 100644
--- a/neutron_tempest_plugin/scenario/test_security_groups.py
+++ b/neutron_tempest_plugin/scenario/test_security_groups.py
@@ -107,6 +107,8 @@
         self.addCleanup(test_utils.call_and_ignore_notfound_exc,
                         self.network_client.reset_quotas, self.project_id)
         self.network_client.update_quotas(self.project_id, security_group=-1)
+        self.network_client.update_quotas(self.project_id,
+                                          security_group_rule=-1)
 
     def create_vm_testing_sec_grp(self, num_servers=2, security_groups=None,
                                   ports=None, network_id=None,