Update git submodules

* Update docs/submodules/releng from branch 'master'
  to dd102efec7fc232f838898f24058a583af39a678
  - Merge "Take new backported test cases into account"
  - Take new backported test cases into account

    Change-Id: If91849189307b2c79c76390723ed9e9f0c283fcb
    Signed-off-by: Cédric Ollivier <cedric.ollivier@orange.com>

diff --git a/docs/submodules/releng b/docs/submodules/releng
index bdcb5a8..dd102ef 160000 (submodule)
--- a/docs/submodules/releng
+++ b/docs/submodules/releng
@@ -1 +1 @@
-Subproject commit bdcb5a8b9ff0eaa9ea16143e05b6b62a1d35cba9
+Subproject commit dd102efec7fc232f838898f24058a583af39a678