Update git submodules

* Update docs/submodules/releng from branch 'master'
  - Merge "Add former testcase names as cases"
  - Add former testcase names as cases

    Else Fraser jobs are wrong [1]

    [1] https://build.opnfv.org/ci/view/functest/job/functest-compass-baremetal-daily-fraser/lastFailedBuild/console

    Change-Id: I4b3e1cacb9da3a3c51ec5b1be615bd2049b6a6e7
    Signed-off-by: Cédric Ollivier <cedric.ollivier@orange.com>

diff --git a/docs/submodules/releng b/docs/submodules/releng
index fd2ec76..d53c8f0 160000 (submodule)
--- a/docs/submodules/releng
+++ b/docs/submodules/releng
@@ -1 +1 @@
-Subproject commit fd2ec763f04929bb42f9aeb94e657df0522789b5
+Subproject commit d53c8f03e314462ac1d9e475cc28ca750a2d5b56