Update git submodules

* Update docs/submodules/functest from branch 'master'
  - Merge "Enable https insecure for functest"
  - Enable https insecure for functest

    1. When running in https environment, functest should provide an
       option to disable server certificate verification.
    2. For check_os.sh, the param "--insecure" is passed to openstack
       cli, e.g.. openstack --insecure server list.

    JIRA: FUNCTEST-828

    Change-Id: Ie2c5b14152c92e87318fcfaf8b234f59275eb6b8
    Signed-off-by: Linda Wang <wangwulin@huawei.com>

diff --git a/docs/submodules/functest b/docs/submodules/functest
index 1cc4cf8..b04150d 160000 (submodule)
--- a/docs/submodules/functest
+++ b/docs/submodules/functest
@@ -1 +1 @@
-Subproject commit 1cc4cf8dc2a47a58d19e5d0e3e2525b94be0f6cd
+Subproject commit b04150dda0678772a6a42da8d7878deb4ddcd551