[201811][utilities][swss] advance sub module head (#3524)

Submodule src/sonic-swss 0e5c1ff..fcd091c:
  > [mirrororch]: Remove mirror session state after it is remvoed (#1066)

Submodule src/sonic-utilities a89b9d4..54946e9:
  > [acl_loader]: Add monitor port column in show mirror_session output (#662)
  > [warm/fast reboot] some service docker might have been stopped already (#668)

Signed-off-by: Ying Xie <ying.xie@microsoft.com>