Update git submodules

* Update docs/submodules/releng from branch 'master'
  to 417764008356a13b0a4690875a13ce546a7f46e6
  - Fix multiarch builder

    Change-Id: Id15eeb660ea3427680ccd335ac510a18d4a0212b
    Signed-off-by: Cédric Ollivier <cedric.ollivier@orange.com>

diff --git a/docs/submodules/releng b/docs/submodules/releng
index d8a552b..4177640 160000 (submodule)
--- a/docs/submodules/releng
+++ b/docs/submodules/releng
@@ -1 +1 @@
-Subproject commit d8a552bb607a175dfccfca72173a17cd06e77165
+Subproject commit 417764008356a13b0a4690875a13ce546a7f46e6