Update git submodules

* Update docs/submodules/functest from branch 'master'
  - Merge "Switch to OS_PROJECT_NAME"
  - Switch to OS_PROJECT_NAME

    It simply conforms with OpenStack keystone v3.

    JIRA: FUNCTEST-877

    Change-Id: I989a6eb4d8564948927c184a899b62ca763ef824
    Signed-off-by: Cédric Ollivier <cedric.ollivier@orange.com>

diff --git a/docs/submodules/functest b/docs/submodules/functest
index bcfb795..e1e1f44 160000 (submodule)
--- a/docs/submodules/functest
+++ b/docs/submodules/functest
@@ -1 +1 @@
-Subproject commit bcfb795ef4307b91c10205f6531bed1d11efd489
+Subproject commit e1e1f44521cb36b05704d83adf3f51af838ac25b