Update git submodules

* Update docs/submodules/releng-xci from branch 'master'
  - Add k8-odl-coe spec

    This spec proposes adding an XCI senerio that uses OpenDaylight COE and
    NetVirt with Kubernetes for pod networking.

    Change-Id: I3418542cf22df0f4d04e167903f2bb59151fa0a6
    Signed-off-by: Periyasamy Palanisamy <periyasamy.palanisamy@ericsson.com>
    Signed-off-by: Daniel Farrell <dfarrell@redhat.com>

diff --git a/docs/submodules/releng-xci b/docs/submodules/releng-xci
index 473a4d2..69a1e81 160000 (submodule)
--- a/docs/submodules/releng-xci
+++ b/docs/submodules/releng-xci
@@ -1 +1 @@
-Subproject commit 473a4d2598894e82e845310e3763a0ec8d6689c2
+Subproject commit 69a1e8166c37b93dd354509368dfe5c9952b9cda