Update git submodules

* Update docs/submodules/armband from branch 'master'
  - cleanup: Let SSH_KEY propagate, drop build script

    Now that releng SSH_KEY and Fuel's SSH_KEY vars are aligned, let
    Jenkins parameter propagate to <ci/deploy.sh>.
    While touching CI scripts, drop obsolete <ci/build.sh>.

    JIRA: ARMBAND-295

    Change-Id: I616343c60abcd96370f7048bf7b23c6fefc9bcac
    Signed-off-by: Alexandru Avadanii <Alexandru.Avadanii@enea.com>

diff --git a/docs/submodules/armband b/docs/submodules/armband
index c549e71..9562785 160000 (submodule)
--- a/docs/submodules/armband
+++ b/docs/submodules/armband
@@ -1 +1 @@
-Subproject commit c549e716dc567b6fc08a1589f1cd692775a31e15
+Subproject commit 9562785a3c51db675238e3fdd4ff04d50f862ba8