Update git submodules

* Update docs/submodules/functest from branch 'master'
  - Merge "Remove restriction to fuel on vyosvrouter case in Alpine"
  - Remove restriction to fuel on vyosvrouter case in Alpine

    It was done in old docker but not reported in Alpine

    Change-Id: I3479ad996b64187f58e97cc3b4a4b2ceefeec287
    Signed-off-by: Morgan Richomme <morgan.richomme@orange.com>

diff --git a/docs/submodules/functest b/docs/submodules/functest
index b621b6b..3a9d968 160000 (submodule)
--- a/docs/submodules/functest
+++ b/docs/submodules/functest
@@ -1 +1 @@
-Subproject commit b621b6b4b70299a60ad3e26ed6b04450f84b603e
+Subproject commit 3a9d9689ab719a99d1e1c79bc52c4c8fa7521aa4