Update git submodules

* Update docs/submodules/releng from branch 'master'
  to 43b5911f3ef6b7dc9d7a3eae171f33a8c40fa655
  - Remove OVNO jobs

    OVNO dropped [1].

    [1] https://wiki.opnfv.org/display/PROJ/Project+Directory

    Change-Id: I17d37a22a2cfd649c9aae2d5ec3abfba177f08cc
    Signed-off-by: Cédric Ollivier <cedric.ollivier@orange.com>

diff --git a/docs/submodules/releng b/docs/submodules/releng
index 64e2ece..43b5911 160000 (submodule)
--- a/docs/submodules/releng
+++ b/docs/submodules/releng
@@ -1 +1 @@
-Subproject commit 64e2eceed97ff85ac1e60c3aeb5e4c0ead1c4a05
+Subproject commit 43b5911f3ef6b7dc9d7a3eae171f33a8c40fa655