Update git submodules

* Update docs/submodules/armband from branch 'stable/fraser'
  - u/fuel: Bump & rebase for MaaS rework

    Change-Id: Ie8ff084f5d10d6dc14a35a7c84f50b8ee4949873

diff --git a/docs/submodules/armband b/docs/submodules/armband
index 1262ea2..ee39de3 160000 (submodule)
--- a/docs/submodules/armband
+++ b/docs/submodules/armband
@@ -1 +1 @@
-Subproject commit 1262ea206b51abdfd3101123173a64fca8e89bfa
+Subproject commit ee39de3476ab8b1624b59fff89f89a13dac06d17