Update git submodules

* Update docs/submodules/releng from branch 'master'
  - Merge "Add the pod info to the job name"
  - Add the pod info to the job name

    Since fetch_os_creds.sh has a judgement with BUILD_TAG,
    I add the pod info for it.

    Change-Id: I248be530d15bb807dcf9fec1fe924d698a8f56ab
    Signed-off-by: zhihui wu <wu.zhihui1@zte.com.cn>

diff --git a/docs/submodules/releng b/docs/submodules/releng
index 1a5701b..99ef5a8 160000 (submodule)
--- a/docs/submodules/releng
+++ b/docs/submodules/releng
@@ -1 +1 @@
-Subproject commit 1a5701b7dc74c5483b329fda764f193af5ec0be4
+Subproject commit 99ef5a834d97d82f3bd0b43170bfb2d7aa2e4113