Update git submodules

* Update docs/submodules/releng from branch 'master'
  - Update FUNCTEST suite and tier names

    Change-Id: I0bef73cf17e845faf3e1da42a07c5ada767fd731
    Signed-off-by: Cédric Ollivier <cedric.ollivier@orange.com>
  - Update Functest testcase list

    Change-Id: I1f9d2d594d1bd0e09edf4dd51cae2355623de7c2
    Signed-off-by: Cédric Ollivier <cedric.ollivier@orange.com>
  - Run opnfv/functest-parser in Fraser daily jobs

    Change-Id: I0a114482bdcb09beb634afd747b7c32f29d356cf
    Signed-off-by: Cédric Ollivier <cedric.ollivier@orange.com>

diff --git a/docs/submodules/releng b/docs/submodules/releng
index cdb531a..2dedcb5 160000 (submodule)
--- a/docs/submodules/releng
+++ b/docs/submodules/releng
@@ -1 +1 @@
-Subproject commit cdb531a95854fdbadc81ddbbf927c8c1fe904cae
+Subproject commit 2dedcb5912adf3a24116c9e923e53defb329cb9f