Update git submodules

* Update docs/submodules/releng from branch 'master'
  to bfdd3dbf4e570226c09aeef59648390655c7a758
  - Prepare Functest Kubernetes v1.32 tags

    Change-Id: Id4698ae2426bdf8933c14ec60e82fbd290b75f56
    Signed-off-by: Cédric Ollivier <cedric.ollivier@orange.com>

diff --git a/docs/submodules/releng b/docs/submodules/releng
index aa5e7b0..bfdd3db 160000 (submodule)
--- a/docs/submodules/releng
+++ b/docs/submodules/releng
@@ -1 +1 @@
-Subproject commit aa5e7b09494780b045079958abca23eaedd41d55
+Subproject commit bfdd3dbf4e570226c09aeef59648390655c7a758