Update git submodules

* Update docs/submodules/joid from branch 'master'
  - change default network gateway on containers with a public network

    Change-Id: Ic6b08b2942e94e8d8b9e7f46519058fcf3536d74
    Signed-off-by: Blaisonneau David <david.blaisonneau@orange.com>

diff --git a/docs/submodules/joid b/docs/submodules/joid
index e3983c2..50bab95 160000 (submodule)
--- a/docs/submodules/joid
+++ b/docs/submodules/joid
@@ -1 +1 @@
-Subproject commit e3983c25772ce327684ed98b7600300bf3132471
+Subproject commit 50bab952e49d425b17c8306162bb3726a3ab6717