Update git submodules

* Update docs/submodules/vid.git from branch 'master'
  to 4df6195434a4472f52000bff0a0f2e62c9cb2d83
  - Merge "Move this variables to comply with Java Code Conventions."
  - Move this variables to comply with Java Code Conventions.

    Move this variables to comply with Java Code Conventions.

    Issue-ID: VID-561
    Change-Id: I67d79a485f60db1818d4c0c5053b87d8bd5b89d0
    Signed-off-by: Thugutla sailakshmi <tsaila10@in.ibm.com>

diff --git a/docs/submodules/vid.git b/docs/submodules/vid.git
index 3cafbe1..4df6195 160000 (submodule)
--- a/docs/submodules/vid.git
+++ b/docs/submodules/vid.git
@@ -1 +1 @@
-Subproject commit 3cafbe1726832f761f1173c2dc7da38767ad1258
+Subproject commit 4df6195434a4472f52000bff0a0f2e62c9cb2d83