Update git submodules

* Update docs/submodules/releng from branch 'master'
  - Merge "[fuel, armband] Fix broken regex in cond (2)"
  - [fuel, armband] Fix broken regex in cond (2)

    Fixes: af7df31

    Change-Id: I6369ded12a50a2aa7f0268488c5511fba9732a99
    Signed-off-by: Alexandru Avadanii <Alexandru.Avadanii@enea.com>

diff --git a/docs/submodules/releng b/docs/submodules/releng
index 1f7c1ce..cf55916 160000 (submodule)
--- a/docs/submodules/releng
+++ b/docs/submodules/releng
@@ -1 +1 @@
-Subproject commit 1f7c1cef4cab0573d8a72e574d12808a53126479
+Subproject commit cf55916d8c422b5f7f650270a60aeda1b3e78410