Update git submodules

* Update docs/submodules/releng from branch 'master'
  - Merge "Add odl_l2-moon scenario in compass"
  - Add odl_l2-moon scenario in compass

    Change-Id: I6274f18e553a06e8950e2ce2e0d01b1a35fa8a2b
    Signed-off-by: wutianwei <wutianwei1@huawei.com>

diff --git a/docs/submodules/releng b/docs/submodules/releng
index cfd88e8..b52e3a6 160000 (submodule)
--- a/docs/submodules/releng
+++ b/docs/submodules/releng
@@ -1 +1 @@
-Subproject commit cfd88e8f217d823dce7c0e4574ee00780b00c928
+Subproject commit b52e3a6bb3dc2a667236a5c79492f6dfe623ef07