Update git submodules

* Update docs/submodules/functest from branch 'master'
  - Fix typos in cloudify_ims

    Change-Id: I5d29b3e58cae7e9a334ec6f264cdb5e280860d97
    Signed-off-by: Cédric Ollivier <cedric.ollivier@orange.com>

diff --git a/docs/submodules/functest b/docs/submodules/functest
index 117a1db..91929a9 160000 (submodule)
--- a/docs/submodules/functest
+++ b/docs/submodules/functest
@@ -1 +1 @@
-Subproject commit 117a1db3e15f348ef7c41e2b697849755fdf2b35
+Subproject commit 91929a9263638847491f1423eebfdcd528aa08cc