update tenand_id typo in example file

inventory/byo/hosts.aep.example

@@ -127,7 +127,7 @@ openshift_master_identity_providers=[{'name': 'htpasswd_auth', 'login': 'true',
 #openshift_cloudprovider_openstack_auth_url=http://openstack.example.com:35357/v2.0/
 #openshift_cloudprovider_openstack_username=username
 #openshift_cloudprovider_openstack_password=password
-#openshift_cloudprovider_openstack_tenand_id=tenant_id
+#openshift_cloudprovider_openstack_tenant_id=tenant_id
 #openshift_cloudprovider_openstack_tenant_name=tenant_name
 #openshift_cloudprovider_openstack_region=region
 #openshift_cloudprovider_openstack_lb_subnet_id=subnet_id