fix english grammatical error
@@ -421,7 +421,7 @@ class SecurityGroupManager(object):
rule = self.client.create_security_group_rule(body)
except neutron_exc.OverQuotaClient:
raise exceptions.Conflict(
- _('Security group rule quotas exceed.'))
+ _('Security group rule quota exceeded.'))
except neutron_exc.Conflict:
raise exceptions.Conflict(
_('Security group rule already exists.'))
