Update git submodules

* Update docs/submodules/sfc from branch 'master'
  - Revert "Change from functest logger to python logging"

    This reverts commit cb311aad19c732fa006b50795ab66687e01b95a6.

    Change-Id: I123c30acd765df692483eb5f91fecd1478219201
    Signed-off-by: George Paraskevopoulos <geopar@intracom-telecom.com>

diff --git a/docs/submodules/sfc b/docs/submodules/sfc
index d41124f..e011a3d 160000 (submodule)
--- a/docs/submodules/sfc
+++ b/docs/submodules/sfc
@@ -1 +1 @@
-Subproject commit d41124f9c8cd14cfab61d4848a70aa227e80eefb
+Subproject commit e011a3d122888444c36fba6ee74b27b955356480