Update git submodules

* Update docs/submodules/vid.git from branch 'master'
  to 6d4ee7843b05ba309d72e3d239cad882e1a9a804
  - Merge "add FLAG_2002_VFM_UPGRADE_ADDITIONAL_OPTIONS"
  - add FLAG_2002_VFM_UPGRADE_ADDITIONAL_OPTIONS

    Issue-ID: VID-649
    Signed-off-by: Alexey Sandler <alexey.sandler@intl.att.com>
    Change-Id: I0a9ba9422c27360a7de11c7496af70e4aba0e38e
    Signed-off-by: Alexey Sandler <alexey.sandler@intl.att.com>

diff --git a/docs/submodules/vid.git b/docs/submodules/vid.git
index 6225ebb..6d4ee78 160000 (submodule)
--- a/docs/submodules/vid.git
+++ b/docs/submodules/vid.git
@@ -1 +1 @@
-Subproject commit 6225ebb29254ca6381ce91a3e0553f592b2fbc40
+Subproject commit 6d4ee7843b05ba309d72e3d239cad882e1a9a804