Update git submodules

* Update docs/submodules/functest from branch 'stable/euphrates'
  - Enable promise on all fuel and joid scenarii

    Change-Id: I9735788fbbe715968560570543d1dc9d55e065b7
    Signed-off-by: Cédric Ollivier <cedric.ollivier@orange.com>
    (cherry picked from commit 36b648a6e928ac0819a607cd2231faa803418b7a)

diff --git a/docs/submodules/functest b/docs/submodules/functest
index 8d316d0..52b62e4 160000 (submodule)
--- a/docs/submodules/functest
+++ b/docs/submodules/functest
@@ -1 +1 @@
-Subproject commit 8d316d09a8794630b9290873658515e656e09d98
+Subproject commit 52b62e4fb4070aec9059b18bf630550f35eee7e2