Update git submodules

* Update docs/submodules/fuel from branch 'stable/euphrates'
  - Fix parametrized nic name variables

    -Fix interface order for reclass config node
    -Interface types regruped on 3 sets for each cpu arch
      -Foundation VM interface names
      -VCP VM interface names
      -Baremetal node interface names

    Change-Id: I1ae522d775ee538b35b0f043914c80c3993232fc
    Signed-off-by: Guillermo Herrero <guillermo.herrero@enea.com>
    (cherry picked from commit c8d0c5b687f5eec9db62171fdf53053f5ffeef28)

diff --git a/docs/submodules/fuel b/docs/submodules/fuel
index 0f26e10..c7e4243 160000 (submodule)
--- a/docs/submodules/fuel
+++ b/docs/submodules/fuel
@@ -1 +1 @@
-Subproject commit 0f26e101fd010ed9cd17af3174f3cb2f45d6a5f1
+Subproject commit c7e4243cb9ef6111bab4c5421ad7ec09a69e3ce5