Update git submodules

* Update docs/submodules/vid.git from branch 'master'
  to 7777af2d57f3461b06f8c787cfb6e33c3b01e8a6
  - Merge "fixing bugs connected with undefined parameters"
  - fixing bugs connected with undefined parameters
    
    Issue-ID: VID-488
    Change-Id: I0099ec50d775bbae6bdbfa40de85decd839f21b3
    Signed-off-by: Bartosz Gardziejewski <bartosz.gardziejewski@nokia.com>
    
diff --git a/docs/submodules/vid.git b/docs/submodules/vid.git
index 2161e5d..7777af2 160000
--- a/docs/submodules/vid.git
+++ b/docs/submodules/vid.git
@@ -1 +1 @@
-Subproject commit 2161e5d01e6ff0e1460d268371c97792331b0974
+Subproject commit 7777af2d57f3461b06f8c787cfb6e33c3b01e8a6