Update git submodules

* Update docs/submodules/releng from branch 'master'
  - Merge "openci: Switch to python utility for publishing messages"
  - openci: Switch to python utility for publishing messages

    Change-Id: Iee41f1fcaf80f0a0b3a58cd189a04cefcbfbb028
    Signed-off-by: Fatih Degirmenci <fdegir@gmail.com>

diff --git a/docs/submodules/releng b/docs/submodules/releng
index 5ec41fb..22ab9ac 160000 (submodule)
--- a/docs/submodules/releng
+++ b/docs/submodules/releng
@@ -1 +1 @@
-Subproject commit 5ec41fb664b6ab8847031842f70542870eef3a57
+Subproject commit 22ab9accbd34c8e5167b4a92510bee82c0cde630