Update git submodules

* Update docs/submodules/vid.git from branch 'master'
  to 31237ff2baa728d41cba4d2f8fb4ddeb01deeb63
  - Merge "sort base resource according it's position field"
  - sort base resource according it's position field

    Issue-ID: VID-646
    Signed-off-by: Einat Vinouze <einat.vinouze@intl.att.com>
    Change-Id: I35705cd4a239e30bc6d86da7cde05495648d2a04
    Signed-off-by: Einat Vinouze <einat.vinouze@intl.att.com>

diff --git a/docs/submodules/vid.git b/docs/submodules/vid.git
index 2c8747b..31237ff 160000 (submodule)
--- a/docs/submodules/vid.git
+++ b/docs/submodules/vid.git
@@ -1 +1 @@
-Subproject commit 2c8747b7d258b96b362227cb383aeb350eea5bd6
+Subproject commit 31237ff2baa728d41cba4d2f8fb4ddeb01deeb63