Update git submodules

* Update docs/submodules/fuel from branch 'stable/euphrates'
  - [baremetal] maas state: Retry sync_all on failure

    Change-Id: Ib4aa3f2cb4fc7129d502b4332cd7fedd83a0e1fe
    Signed-off-by: Alexandru Avadanii <Alexandru.Avadanii@enea.com>
    (cherry picked from commit 51f374b055999fbc121b624424c21ee45d061538)

diff --git a/docs/submodules/fuel b/docs/submodules/fuel
index 0d8c30e..096df52 160000 (submodule)
--- a/docs/submodules/fuel
+++ b/docs/submodules/fuel
@@ -1 +1 @@
-Subproject commit 0d8c30e7544a801af6303fb037dfa90ec074c8fd
+Subproject commit 096df52c4f1292a92c50e606f28146d1c2ca16db