Update git submodules

* Update docs/submodules/sfc from branch 'master'
  - Merge "Added unit tests for 'test_utils.py' module"
  - Added unit tests for 'test_utils.py' module

    Jira: SFC-123

    Change-Id: Ib8e3e748f3992d9030db1308a728a2576e7957ed
    Signed-off-by: Venkata Harshavardhan Reddy Allu <venkataharshavardhan_ven@srmuniv.edu.in>

diff --git a/docs/submodules/sfc b/docs/submodules/sfc
index a52c05a..127d44b 160000 (submodule)
--- a/docs/submodules/sfc
+++ b/docs/submodules/sfc
@@ -1 +1 @@
-Subproject commit a52c05a07b2a01b8c911537d29c995fb42f66972
+Subproject commit 127d44b02a9a50a8caf83d981980b90e4e24dfe6