Update git submodules

* Update docs/submodules/releng from branch 'master'
  to 0fd55a49eebbb84d3dc8b4220483009774edaf07
  - Merge "typo"
  - typo

    Change-Id: I41c89800c93341666a5b7ac87bbfaf54a18142a7
    Signed-off-by: Cédric Ollivier <cedric.ollivier@orange.com>

diff --git a/docs/submodules/releng b/docs/submodules/releng
index 402d430..0fd55a4 160000 (submodule)
--- a/docs/submodules/releng
+++ b/docs/submodules/releng
@@ -1 +1 @@
-Subproject commit 402d43093b4ebd2199a569406a4b5800424c5983
+Subproject commit 0fd55a49eebbb84d3dc8b4220483009774edaf07