Update git submodules

* Update docs/submodules/vid.git from branch 'master'
  to ffec9b06034bd548d8fa136bd85d271565e845cd
  - Merge "Remove useless trailing whitespace"
  - Remove useless trailing whitespace

    Trailing whitespaces are simply useless and should not stay in code. They may generate noise when comparing different versions of the same file.

    Issue-ID: VID-565
    Change-Id: If5647e94ea897bf42761a689d036a7229b34a500
    Signed-off-by: anushadasari <danush10@in.ibm.com>

diff --git a/docs/submodules/vid.git b/docs/submodules/vid.git
index ec3a49a..ffec9b0 160000 (submodule)
--- a/docs/submodules/vid.git
+++ b/docs/submodules/vid.git
@@ -1 +1 @@
-Subproject commit ec3a49a1218046e53e5a93e15570525f877a5e1a
+Subproject commit ffec9b06034bd548d8fa136bd85d271565e845cd