Update git submodules

* Update docs/submodules/releng from branch 'master'
  - Apex: re-enable storperf on os-nosdn-nofeature-ha

    Change-Id: Ia48b95589e6365102fef54444a8e334a80301dd2
    Signed-off-by: Tim Rozet <trozet@redhat.com>

diff --git a/docs/submodules/releng b/docs/submodules/releng
index bcc10fa..3402a07 160000 (submodule)
--- a/docs/submodules/releng
+++ b/docs/submodules/releng
@@ -1 +1 @@
-Subproject commit bcc10faee967c365bad3191a818d844d48ffd650
+Subproject commit 3402a07a0887038f54d1ea6ceb37a71bc6ec84a4