Update git submodules

* Update docs/submodules/releng from branch 'master'
  to 0faa77325c6ac7f9098635a256c52f6826628792
  - Remove deprecated or useless macros

    Change-Id: I8bd92fe53efbbcfc5e18f3835004374a5c6a0a66
    Signed-off-by: Cédric Ollivier <cedric.ollivier@orange.com>

diff --git a/docs/submodules/releng b/docs/submodules/releng
index 25e5ffd..0faa773 160000 (submodule)
--- a/docs/submodules/releng
+++ b/docs/submodules/releng
@@ -1 +1 @@
-Subproject commit 25e5ffdf142cf95311f9af0552632c6a0c895d5c
+Subproject commit 0faa77325c6ac7f9098635a256c52f6826628792