Update git submodules

* Update docs/submodules/samplevnf from branch 'master'
  - update rest api table

    Change-Id: I71f8b419a8b28bc3c9208c8902b91d06bc4653de
    Signed-off-by: Deepak S <deepak.s@linux.intel.com>

diff --git a/docs/submodules/samplevnf b/docs/submodules/samplevnf
index 06545d0..a06bb39 160000 (submodule)
--- a/docs/submodules/samplevnf
+++ b/docs/submodules/samplevnf
@@ -1 +1 @@
-Subproject commit 06545d0aa74782239600dd4e3147a3163578b446
+Subproject commit a06bb395ea7ea8110c98546a998d3e7e3016c791