Update git submodules

* Update docs/submodules/releng from branch 'master'
  to aa5e7b09494780b045079958abca23eaedd41d55
  - Prepare Xtesting 2024.2 jobs

    Change-Id: I8c21750978db2f99f859eba6fd3d54d0c358d358
    Signed-off-by: Cédric Ollivier <cedric.ollivier@orange.com>

diff --git a/docs/submodules/releng b/docs/submodules/releng
index f7af3b8..aa5e7b0 160000 (submodule)
--- a/docs/submodules/releng
+++ b/docs/submodules/releng
@@ -1 +1 @@
-Subproject commit f7af3b84df7f08ab7bcb41f5ec6b43ce0a04ba6b
+Subproject commit aa5e7b09494780b045079958abca23eaedd41d55