Update git submodules

* Update docs/submodules/releng from branch 'master'
  to 83b904f546561f8042616109b503a473fbfe2ea7
  - Merge "Run all smoke tests in //"
  - Run all smoke tests in //

    This reverts commit 1fb593c79d1b5523f94a3930bd76fa6e12e24805.

    Change-Id: Ia4865d5438ea29ecd68a8492e79f872cbe97d7d8
    Signed-off-by: Cédric Ollivier <cedric.ollivier@orange.com>

diff --git a/docs/submodules/releng b/docs/submodules/releng
index 3613d43..83b904f 160000 (submodule)
--- a/docs/submodules/releng
+++ b/docs/submodules/releng
@@ -1 +1 @@
-Subproject commit 3613d4385928e96a06d64ae0bc4b62f065c9f827
+Subproject commit 83b904f546561f8042616109b503a473fbfe2ea7