Update git submodules

* Update docs/submodules/vid.git from branch 'master'
  to 335facb7d9cf9eeaa714d764d5ae3adb37dc09d7
  - Merge "Backend's vfModule upgrade: test refinement + code fix"
  - Backend's vfModule upgrade: test refinement + code fix

    Now using modelCustomizationName to map each module from existing
    service-model to target's service-model.

    Issue-ID: VID-603

    Change-Id: Ie6a2584b6f9d0aa835e8f2ddff4a3ab9d80ef434
    Signed-off-by: Ittay Stern <ittay.stern@att.com>

diff --git a/docs/submodules/vid.git b/docs/submodules/vid.git
index 4c288cd..335facb 160000 (submodule)
--- a/docs/submodules/vid.git
+++ b/docs/submodules/vid.git
@@ -1 +1 @@
-Subproject commit 4c288cdd3d1393a18e8ef8d96f73f66e5996b54c
+Subproject commit 335facb7d9cf9eeaa714d764d5ae3adb37dc09d7