Update git submodules

* Update docs/submodules/fuel from branch 'master'
  - MaaS: Set commission/deploy timeouts via reclass

    Allow end-users to easily change the MaaS commissioning/deploying
    timeouts by simply editing the reclass model.
    While at it, use arch-specific values and bump deploy timeout on
    AArch64 to 20 minutes instead of 15.

    Change-Id: I37ae434ecebdd64effb007baa06c722b1db15c66
    Signed-off-by: Alexandru Avadanii <Alexandru.Avadanii@enea.com>

diff --git a/docs/submodules/fuel b/docs/submodules/fuel
index 717cb4e..ea6ecbb 160000 (submodule)
--- a/docs/submodules/fuel
+++ b/docs/submodules/fuel
@@ -1 +1 @@
-Subproject commit 717cb4e0f8d9e430eb31ba643f95682f1592e509
+Subproject commit ea6ecbb6fb546e27fcc73e699e08c6cad31d2bd0