Update git submodules

* Update docs/submodules/sfc from branch 'stable/euphrates'
  - Merge "Update the documentation for the release" into stable/euphrates
  - Update the documentation for the release

    Change-Id: Ief3908496bd6809c412bd394e7fd744f2ee796ae
    Signed-off-by: Manuel Buil <mbuil@suse.com>
    (cherry picked from commit a69bbffa313618b15f100707db532781e6f6ed9b)

diff --git a/docs/submodules/sfc b/docs/submodules/sfc
index b91a28c..062e144 160000 (submodule)
--- a/docs/submodules/sfc
+++ b/docs/submodules/sfc
@@ -1 +1 @@
-Subproject commit b91a28cc827617e8fde34a52d4e8ab0255b663a8
+Subproject commit 062e1449d1dca89a1771dabc42d7fff44232a657