Update git submodules

* Update docs/submodules/releng from branch 'master'
  - Merge "[QTIP]Enable qtip validate jobs for euphrates"
  - [QTIP]Enable qtip validate jobs for euphrates

    Change-Id: I8a138d6cdcfa055260fc25fa909b28d192d5c98f
    Signed-off-by: zhihui wu <wu.zhihui1@zte.com.cn>

diff --git a/docs/submodules/releng b/docs/submodules/releng
index d4eb739..d25197e 160000 (submodule)
--- a/docs/submodules/releng
+++ b/docs/submodules/releng
@@ -1 +1 @@
-Subproject commit d4eb739d80d5afe79f1d81e5a88b60bb337e7b69
+Subproject commit d25197e5d50d6a01e07dd52a9ca4d9c6ee33fd32