Update git submodules

* Update docs/submodules/functest from branch 'stable/euphrates'
  - Merge "Remove restriction to fuel on vyosvrouter case in Alpine" into stable/euphrates
  - 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>
    (cherry picked from commit 55b11d41b5d96e159c4abf3df6c03245d4f737dc)

diff --git a/docs/submodules/functest b/docs/submodules/functest
index eaa9d7d..56b09fd 160000 (submodule)
--- a/docs/submodules/functest
+++ b/docs/submodules/functest
@@ -1 +1 @@
-Subproject commit eaa9d7d02b15b42921e14a96cb12d2b3e38e5c5e
+Subproject commit 56b09fd249484b2fa4485f4aba16c054ea8fa709