Update git submodules

* Update docs/submodules/functest from branch 'master'
  - Do not raise exceptions in conf_utils

    Return a reasonable value for caller to process.

    Change-Id: I5a83544aaebb4e53db37ddaa13033d77848722b8
    Signed-off-by: Juha Kosonen <juha.kosonen@nokia.com>

diff --git a/docs/submodules/functest b/docs/submodules/functest
index 98f3bf1..101000a 160000 (submodule)
--- a/docs/submodules/functest
+++ b/docs/submodules/functest
@@ -1 +1 @@
-Subproject commit 98f3bf16722e5e718130f960910d64bc76951e3b
+Subproject commit 101000ae41d7391c4fa10f65835cffc72ad9f543