Update git submodules

* Update docs/submodules/releng from branch 'master'
  - Merge "Split HA and NOHA scenarios into 2 tables in reporting"
  - Split HA and NOHA scenarios into 2 tables in reporting

    the goal is to vizualize more quickly the HA and NOHA scenario
    Note that if no scenario is available, the table title is displayed

    Change-Id: Ibdade30aadf40fe4f7b9bfe547d23c186cb3e1df
    Signed-off-by: Morgan Richomme <morgan.richomme@orange.com>

diff --git a/docs/submodules/releng b/docs/submodules/releng
index 758e2ac..5218c9f 160000 (submodule)
--- a/docs/submodules/releng
+++ b/docs/submodules/releng
@@ -1 +1 @@
-Subproject commit 758e2ac49141fed3f41d01ab54f7d36018c1e916
+Subproject commit 5218c9fc5a6884f7ddd086089d85eb547149391a