Update git submodules

* Update docs/submodules/functest from branch 'master'
  - Merge "Update Snaps commit id"
  - Update Snaps commit id

    It updates Snaps commit id to allow testing OVN [1]

    It should be noted Snaps doesn't create any stable branch.
    Then this patch can be cherry-picked asis in all branches.

    It takes the package renaming into account.

    [1] https://gerrit.opnfv.org/gerrit/#/c/64515/

    Change-Id: I1dbfe9a68c8448d117b7b074cf2b4ac64b65e139
    Signed-off-by: Cédric Ollivier <cedric.ollivier@orange.com>

diff --git a/docs/submodules/functest b/docs/submodules/functest
index bb33342..43970cf 160000 (submodule)
--- a/docs/submodules/functest
+++ b/docs/submodules/functest
@@ -1 +1 @@
-Subproject commit bb33342c56e9a7c1a723637179e91aa79be7c0a6
+Subproject commit 43970cfead31947e10fc02175d991e8d36228373