Update git submodules

* Update docs/submodules/multicloud/k8s.git from branch 'master'
  to acf41fcb3b1cc3e2746c6171efc6389b1fc19377
  - Merge "Provide idempotent multus plugin configuration"
  - Provide idempotent multus plugin configuration

    Blockinfile task overrides marker section in order to provide
    valid json content in file. Because of this, generated block is
    added each time this playbook is run. This makes CNI config file
    contain malformed content when launched more than once.

    Issue-ID: MULTICLOUD-676

    Signed-off-by: Konrad Bańka <k.banka@samsung.com>
    Change-Id: If1c98414be4fb3a5b6c1c63fada0bd934448f040

diff --git a/docs/submodules/multicloud/k8s.git b/docs/submodules/multicloud/k8s.git
index 71a2a9c..acf41fc 160000 (submodule)
--- a/docs/submodules/multicloud/k8s.git
+++ b/docs/submodules/multicloud/k8s.git
@@ -1 +1 @@
-Subproject commit 71a2a9c8b8c77cee67571549a06c96ceb3781077
+Subproject commit acf41fcb3b1cc3e2746c6171efc6389b1fc19377