Update git submodules

* Update docs/submodules/releng from branch 'master'
  - Apex: Fix scenario name for promote jobs

    Promotion name for master OS should just be nofeature.

    Change-Id: I60086e94bbef87a1754f4f2cc00d096454668ded
    Signed-off-by: Tim Rozet <trozet@redhat.com>

diff --git a/docs/submodules/releng b/docs/submodules/releng
index cde4c43..de3600d 160000 (submodule)
--- a/docs/submodules/releng
+++ b/docs/submodules/releng
@@ -1 +1 @@
-Subproject commit cde4c43d8694ae2182c0200bac6f3e3fd535bec6
+Subproject commit de3600d6c6f18bb16bc67ca1bb50f7d5e8b4d23d