[201811][swss][utilities] advance submodule heads

Submodule src/sonic-swss f09ddb4..49c9c16:
  > Allow buffer profile apply after init (sonic-net#1099)
  > [aclorch]: Check for existing mirror table only when creating a new table (sonic-net#1089)
  > [201811] [portsorch] fix PortsOrch::allPortsReady() returns true when it should not (sonic-net#1116)
  > Address review comment: remove data member m_entriesCreated, which is introduced for dependancy resolution purpose. (sonic-net#839)
  > Fix PFC watchdog not getting lossless TC (sonic-net#876)

Submodule src/sonic-utilities c049e54..2ca1ae1:
  > Add a generic configlet application script (sonic-net#716)

Signed-off-by: Ying Xie <[email protected]>