Update git submodules

* Update docs/submodules/armband from branch 'stable/euphrates'
  - u/fuel: Bump for linux/map.jinja fix

    Change-Id: I751c89fd38047fcf2bf06594db0482ee478e39d1
    Signed-off-by: Alexandru Avadanii <Alexandru.Avadanii@enea.com>
    (cherry picked from commit aee088c436ff6bf3abb1b358aaaeb793c5cd7bdb)

diff --git a/docs/submodules/armband b/docs/submodules/armband
index 0328802..aff2252 160000 (submodule)
--- a/docs/submodules/armband
+++ b/docs/submodules/armband
@@ -1 +1 @@
-Subproject commit 0328802297f0f8aa4111c4a6f35bf2d1be783ede
+Subproject commit aff2252078c012c49e713f4dc025e7d911c944a0