Update git submodules

* Update docs/submodules/joid from branch 'master'
  - use keystone V2 for Opencontrail.

    Change-Id: Ie505072ded1009ce799ea17f7e9e5b91677aff03
    Signed-off-by: Narinder Gupta <narinder.gupta@canonical.com>

diff --git a/docs/submodules/joid b/docs/submodules/joid
index 61607ce..125d7e8 160000 (submodule)
--- a/docs/submodules/joid
+++ b/docs/submodules/joid
@@ -1 +1 @@
-Subproject commit 61607ce57ddb99245d8e6485022cd9cf5ac5cbde
+Subproject commit 125d7e8a30700c63f6b015552c4826acc6223bf2