Update git submodules

* Update docs/submodules/releng from branch 'master'
  to 3c562c7791c47f8505333a5478054a3132ab3640
  - Temporarily disable a few CI jobs

    Change-Id: I07dd99900bb547442118084abb82bd348ced1483
    Signed-off-by: Cédric Ollivier <cedric.ollivier@orange.com>

diff --git a/docs/submodules/releng b/docs/submodules/releng
index 27e1ac3..3c562c7 160000 (submodule)
--- a/docs/submodules/releng
+++ b/docs/submodules/releng
@@ -1 +1 @@
-Subproject commit 27e1ac38e951ac952299e0b241fd98ad73ba4c43
+Subproject commit 3c562c7791c47f8505333a5478054a3132ab3640