Update git submodules

* Update docs/submodules/functest from branch 'stable/fraser'
  - Updated from global requirements

    Change-Id: Ia71b0cf58f74f7d760daacec7ee646f914c29442
    Signed-off-by: Cédric Ollivier <cedric.ollivier@orange.com>

diff --git a/docs/submodules/functest b/docs/submodules/functest
index 96119d1..c327c43 160000 (submodule)
--- a/docs/submodules/functest
+++ b/docs/submodules/functest
@@ -1 +1 @@
-Subproject commit 96119d184f41470e63e58e4235569baf49f99253
+Subproject commit c327c436f500d6168ed314da68c019a25557e6af