Update git submodules

* Update docs/submodules/releng-xci from branch 'master'
  - Reorder scenarios in opnfv-scenario-requirements.yml

    Put OpenStack scenarios and Kubernetes scenarios together.

    installer-type:kubespray
    deploy-scenario:k8-canal-nofeature

    Change-Id: I6a47b0b3703e30ac9a2be53012687217a085ee88
    Signed-off-by: Fatih Degirmenci <fdegir@gmail.com>

diff --git a/docs/submodules/releng-xci b/docs/submodules/releng-xci
index f1a3fa5..e081553 160000 (submodule)
--- a/docs/submodules/releng-xci
+++ b/docs/submodules/releng-xci
@@ -1 +1 @@
-Subproject commit f1a3fa578ce4770d227ffa43237da691af47e333
+Subproject commit e081553a506a57d238bb3f1691abcae46175f99a