Update git submodules

* Update docs/submodules/releng from branch 'master'
  - [fuel] Schedule odl-ovs-noha scenario

    Change-Id: I2946684b8e5941201865c123793b7f5800b5421b
    Signed-off-by: Michael Polenchuk <mpolenchuk@mirantis.com>

diff --git a/docs/submodules/releng b/docs/submodules/releng
index 6966fe4..1b86f3d 160000 (submodule)
--- a/docs/submodules/releng
+++ b/docs/submodules/releng
@@ -1 +1 @@
-Subproject commit 6966fe43f0feaa98c8095f86d95f8dfac8c47c7b
+Subproject commit 1b86f3d96c060ac292a49be27480353e84aee803