Update git submodules

* Update docs/submodules/releng from branch 'master'
  - Merge "Apex: enable ha for os-odl_l3-fdio"
  - Apex: enable ha for os-odl_l3-fdio

    Change-Id: If23c52437b45806526c0b38e6176ab040715a70e
    Signed-off-by: Tim Rozet <trozet@redhat.com>

diff --git a/docs/submodules/releng b/docs/submodules/releng
index 040fe7a..0f3ad47 160000 (submodule)
--- a/docs/submodules/releng
+++ b/docs/submodules/releng
@@ -1 +1 @@
-Subproject commit 040fe7acebd7a99b0844497582bce6c351fe1489
+Subproject commit 0f3ad47214dd2b6d169dbfd4c0a1b25a51238294