Update git submodules

* Update kolla from branch 'master'
  to cfebb40d863aacc5553553bd1b1d3e11c8c3e7e7
  - mariadb: Sync packages across distros

    Change-Id: I93ac9c28332644f51fa350d5a7a6207ae822e4cf
    Signed-off-by: Michal Nasiadka <mnasiadka@gmail.com>

diff --git a/kolla b/kolla
index dd3cb3dd1ffc4770a2afa259a6f0a467bb845f61..cfebb40d863aacc5553553bd1b1d3e11c8c3e7e7 160000 (submodule)
--- a/kolla
+++ b/kolla
@@ -1 +1 @@
-Subproject commit dd3cb3dd1ffc4770a2afa259a6f0a467bb845f61
+Subproject commit cfebb40d863aacc5553553bd1b1d3e11c8c3e7e7