Update git submodules

* Update docs/submodules/functest from branch 'master'
  - Merge "Overprotect vmtp vs unversioned OS_AUTH_URL"
  - Overprotect vmtp vs unversioned OS_AUTH_URL

    It simply adds v3 to OS_AUTH_URL if required.
    Vtmp should be updated to manage unversioned url [1].

    https://build.opnfv.org/ci/view/functest/job/functest-apex-baremetal-daily-master/371/console

    Co-Authored-By: Juha Kosonen <juha.kosonen@nokia.com>
    Change-Id: I4806e811c0714b061b77f940934830cfb1835d74
    Signed-off-by: Cédric Ollivier <cedric.ollivier@orange.com>

diff --git a/docs/submodules/functest b/docs/submodules/functest
index af25806..41a82f9 160000 (submodule)
--- a/docs/submodules/functest
+++ b/docs/submodules/functest
@@ -1 +1 @@
-Subproject commit af258063fb4453a6daba2bef59738f59c76d0f77
+Subproject commit 41a82f98b3afa096a3a3399c780e975a79e2324a