Update git submodules

* Update docs/submodules/armband from branch 'master'
  - u/fuel: Bump & rebase for full PDF support

    Change-Id: I7ae833b429c018345d0ab061877d27e3183b3dc7
    Signed-off-by: Alexandru Avadanii <Alexandru.Avadanii@enea.com>

diff --git a/docs/submodules/armband b/docs/submodules/armband
index 6dcb099..62d2ed7 160000 (submodule)
--- a/docs/submodules/armband
+++ b/docs/submodules/armband
@@ -1 +1 @@
-Subproject commit 6dcb09998dae3c3f2a55fc5169fe7dc9010f8a0f
+Subproject commit 62d2ed716e79f9ee75d63543249bb21b9115b032