Update git submodules

Update git submodules

* Update docs/submodules/functest from branch 'stable/fraser'
  - Redirect stderr to stdout when running tempest

    JIRA: FUNCTEST-999

    Change-Id: I64bfa31b01aa2ce5444b6e0f0ac46f8cde8dbaa3
    Signed-off-by: Cédric Ollivier <cedric.ollivier@orange.com>
    (cherry picked from commit c4b3f91c6bb79c50adc1c5a4397666ebcd1f7375)

  - Stop building tempest container in fraser gate.yaml

    It should have been removed when cherry-picking "Publish Functest
    daily and gate jobs".

    It adds parser-basics which is hosted by its own container.

    Change-Id: I6b5c4de0bffabab9bf927bf045b228113deeb375
    Signed-off-by: Cédric Ollivier <cedric.ollivier@orange.com>