Update git submodules

* Update docs/submodules/releng from branch 'master'
  - Merge "bug fix: reporting Tempest"
  - bug fix: reporting Tempest

    not updated since Colorado and data model changed

     - minor fixes to match data model
     - pep8/pylint correction

    Change-Id: I3a0a9ea689d25b3cfff35cb1ec39329981627bc6
    Signed-off-by: Morgan Richomme <morgan.richomme@orange.com>

diff --git a/docs/submodules/releng b/docs/submodules/releng
index e558bec..7e1a08a 160000 (submodule)
--- a/docs/submodules/releng
+++ b/docs/submodules/releng
@@ -1 +1 @@
-Subproject commit e558becbaeb21009ecea11d1ca40e21e6dd6585d
+Subproject commit 7e1a08a284e01c43708f42505cef86f0f853356e