Update git submodules

* Update docs/submodules/joid from branch 'stable/euphrates'
  - Merge "Added documentation for os-nosdn-openbaton-ha scenario" into stable/euphrates
  - Added documentation for os-nosdn-openbaton-ha scenario

    Change-Id: I0d1fff751e824f109347ec032149160f684321a8
    Signed-off-by: Giuseppe Carella <cargius@gmail.com>
    (cherry picked from commit 2d24f7bb7132322c572d0d46863cd32f5de2f007)

diff --git a/docs/submodules/joid b/docs/submodules/joid
index 9e14399..6fb7190 160000 (submodule)
--- a/docs/submodules/joid
+++ b/docs/submodules/joid
@@ -1 +1 @@
-Subproject commit 9e14399ac6f2d03f89be04dfac5d8999b994c616
+Subproject commit 6fb71904320441a82e3ca89ce3c10687627b820d