Update git submodules

* Update docs/submodules/functest from branch 'master'
  - Remove parser container

    Parser conflicts with OpenStack project namespaces due to bad fork
    conception. Functest should stop maintaining containers to bypass
    issues created by Parser (2 releases).

    Change-Id: If52084dc9cb7165a6f53051ad84604bc999dd69c
    Signed-off-by: Cédric Ollivier <cedric.ollivier@orange.com>

diff --git a/docs/submodules/functest b/docs/submodules/functest
index cd8edb7..5c8e134 160000 (submodule)
--- a/docs/submodules/functest
+++ b/docs/submodules/functest
@@ -1 +1 @@
-Subproject commit cd8edb720d2e72842c35e9d6271fc81e6717679d
+Subproject commit 5c8e134c88dc158ad3a151da04485cd57168611c