Update git submodules

* Update docs/submodules/releng from branch 'master'
  to d9cc90d067ea86d3c07685448491570d4ba4a7af
  - Merge "[fuel/verify] Take into account k8s scenarios"
  - [fuel/verify] Take into account k8s scenarios

    Change-Id: I27440a2ca5eeab5b0a5338108efde081aba0de83
    Signed-off-by: Michael Polenchuk <mpolenchuk@mirantis.com>

diff --git a/docs/submodules/releng b/docs/submodules/releng
index 02d9a5f..d9cc90d 160000 (submodule)
--- a/docs/submodules/releng
+++ b/docs/submodules/releng
@@ -1 +1 @@
-Subproject commit 02d9a5f0d62c16a72139291463703c86a80bffb7
+Subproject commit d9cc90d067ea86d3c07685448491570d4ba4a7af