Update git submodules

* Update docs/submodules/releng from branch 'master'
  - Merge "[parser] Add release notes for parser"
  - [parser] Add release notes for parser

    Change-Id: I78a3f372418d4058f5da18d71e1b7c439647af95
    Signed-off-by: shangxdy <shang.xiaodong@zte.com.cn>

diff --git a/docs/submodules/releng b/docs/submodules/releng
index 2d39a04..9bb11a6 160000 (submodule)
--- a/docs/submodules/releng
+++ b/docs/submodules/releng
@@ -1 +1 @@
-Subproject commit 2d39a047bcba525aad0f65c90286bb6bb34f6725
+Subproject commit 9bb11a61232929151f3f59679d623beeff77abb7