9503b9f5e3
This patchset adds a Tempest API test for the port dns_domain attribute. It also enables the dns-domain-ports extension for testing, which is a super-set of the dns extension. Change-Id: I5c1da61a8a49c190aad549713da646a3abb8ccb1 (cherry picked from commit 39a9e0971688acdf9d787bde80af707a2e16c097)