Update git submodules

* Update docs/submodules/releng from branch 'master'
  - Merge "[fuel/mcp] Enable ready scenarios back"
  - [fuel/mcp] Enable ready scenarios back

    * os-nosdn-ovs-noha (dpdk)
    * os-odl_l2-nofeature-noha
    * os-odl_l3-nofeature-noha

    Change-Id: Ic18f13ea4b23ab5bacb5418a6756bedf9e5fc242
    Signed-off-by: Michael Polenchuk <mpolenchuk@mirantis.com>

diff --git a/docs/submodules/releng b/docs/submodules/releng
index 0465906..724d970 160000 (submodule)
--- a/docs/submodules/releng
+++ b/docs/submodules/releng
@@ -1 +1 @@
-Subproject commit 046590652693d326172f96f71dda8daaf818466d
+Subproject commit 724d9703b9ac9c200439eaa004b42da9daf6bd87