Update git submodules

* Update docs/submodules/functest from branch 'master'
  - Merge "Remove openstack_[clean,snapshot]"
  - Remove openstack_[clean,snapshot]

    It also removes the related unit tests and updates docs and cli.

    Change-Id: Ie11f77402f2b5b7055a0c7c5d931c8ff21124482
    Signed-off-by: Cédric Ollivier <cedric.ollivier@orange.com>

diff --git a/docs/submodules/functest b/docs/submodules/functest
index ed9c3b0..0eaf501 160000 (submodule)
--- a/docs/submodules/functest
+++ b/docs/submodules/functest
@@ -1 +1 @@
-Subproject commit ed9c3b0b4aaa751e298aed6c52f56d2a0319c70d
+Subproject commit 0eaf50150fccd1acd1e8d8c2bbd8ef0a1e1afc3f