Update git submodules

* Update docs/submodules/functest from branch 'master'
  - Publish Functest daily and gate jobs

    As opposed to the Releng ones, they are designed to be easily
    executed by endusers as well. They can be considered as a first step
    towards a full Functest CI/CD toolchain deployed via docker-compose.

    All components testcases are enabled here.

    They hugely leverage on templates to load the right yamls per branch
    and multijobs to run testcases in parallel. Many steps are proposed
    allowing running part of the chain.

    Executors have to be increased to allow running them (it was tested
    vs 10 and more).

    At first, all docker images are downloaded to avoid different
    versions between testcases.

    They will be improved in a second change to ensure that only one node
    is selected and to take all Functest env vars into account.

    Change-Id: I99c7b8ee5d0ddbb00102b3147739b5e8b5c65c23
    Signed-off-by: Cédric Ollivier <cedric.ollivier@orange.com>
  - Add vgpu in global testcases.yaml

    It completes the patch introducing vgpu [1].

    [1] https://gerrit.opnfv.org/gerrit/#/c/60713/

    Change-Id: Ib2a22dd656d365e87a37a239f0a0ee747c95b117
    Signed-off-by: Cédric Ollivier <cedric.ollivier@orange.com>
  - Typos (ressources)

    Change-Id: Ifcf1d4bd48b64bc9175c3b0d594f897f4f3f5e7d
    Signed-off-by: Cédric Ollivier <cedric.ollivier@orange.com>
  - Update Xtesting to 0.58.0

    It returns the right status if exception in constructor.

    Change-Id: I163c0cbb2e1f07b2ada4a5ba28e217906946fa2c
    Signed-off-by: Cédric Ollivier <cedric.ollivier@orange.com>

diff --git a/docs/submodules/functest b/docs/submodules/functest
index 7022406..69f0b26 160000 (submodule)
--- a/docs/submodules/functest
+++ b/docs/submodules/functest
@@ -1 +1 @@
-Subproject commit 7022406bed21d429113e896c27c76197c8147f92
+Subproject commit 69f0b2665b397e5128bf7a83541d3567c4834af3