fix bad remove sec_group disable

hooks/neutron_ovs_context.py

@@ -47,6 +47,10 @@ def _neutron_api_settings():
                         bool_from_string(rdata['neutron-security-groups'])
                 })
 
+            # Override with configuration if set to true
+            if config('disable-security-groups'):
+                neutron_settings['neutron_security_groups'] = False
+
             net_dev_mtu = rdata.get('network-device-mtu')
             if net_dev_mtu:
                 neutron_settings['network_device_mtu'] = net_dev_mtu

unit_tests/test_neutron_ovs_context.py

@@ -167,7 +167,7 @@ class OVSPluginContextTest(CharmTestCase):
         napi_ctxt = context.OVSPluginContext()
         expect = {
             'neutron_alchemy_flags': {},
-            'neutron_security_groups': True,
+            'neutron_security_groups': False,
             'verbose': True,
             'local_ip': '127.0.0.15',
             'veth_mtu': 1500,