Update git submodules

* Update docs/submodules/openretriever from branch 'master'
  - Merge "add ovsdpdk cni"
  - add ovsdpdk cni

    Change-Id: Id3eba33d3b33deee815596c0a56bbe77954e2214
    Signed-off-by: Guo Ruijing <ruijing.guo@intel.com>

diff --git a/docs/submodules/openretriever b/docs/submodules/openretriever
index 79c38bf..d14bcec 160000 (submodule)
--- a/docs/submodules/openretriever
+++ b/docs/submodules/openretriever
@@ -1 +1 @@
-Subproject commit 79c38bff1b279a6d73bbbffd98f44613d76afbfe
+Subproject commit d14bcec5cbfaa1972fafdd3e1ad849f1014a4360