Update git submodules

* Update docs/submodules/releng from branch 'master'
  to 2a0e7d31396e5cfaeb876dd1db3953817e2cdc25
  - Set the right dependencies

    Change-Id: I3261a9072142b3571fbf6482ed17861141428a99
    Signed-off-by: Cédric Ollivier <cedric.ollivier@orange.com>

diff --git a/docs/submodules/releng b/docs/submodules/releng
index 2ad3aef..2a0e7d3 160000 (submodule)
--- a/docs/submodules/releng
+++ b/docs/submodules/releng
@@ -1 +1 @@
-Subproject commit 2ad3aefc27a60b40acfbcbd248a208bcc58422fe
+Subproject commit 2a0e7d31396e5cfaeb876dd1db3953817e2cdc25