Update git submodules

* Update docs/submodules/releng from branch 'master'
  - Merge "[utils, functest] Fix SSL-enabled Fuel condition"
  - [utils, functest] Fix SSL-enabled Fuel condition

    Fuel enables SSL based on scenario type (only for HA), not based
    on cluster type (baremetal or virtual).

    Change-Id: I3dc94f953e9a8ee0e94028577270ac05c9318ad6
    Signed-off-by: Alexandru Avadanii <Alexandru.Avadanii@enea.com>

diff --git a/docs/submodules/releng b/docs/submodules/releng
index 6f030e2..9d6075d 160000 (submodule)
--- a/docs/submodules/releng
+++ b/docs/submodules/releng
@@ -1 +1 @@
-Subproject commit 6f030e2cc37dedc9bee3bb2a50bc28e455d5ccdd
+Subproject commit 9d6075d0654c19bbeb3330e6e8a5d177d5e5aa12