Update git submodules

* Update docs/submodules/multicloud/k8s.git from branch 'master'
  to 7c4eb36248331166a6fc3e57fb304a8113edc175
  - Merge changes I46d47e64,I14d8eb6b

    * changes:
      Add test case for loading vFW Helm chart
      Correct cni retrieval process from resource name

  - Add test case for loading vFW Helm chart

    This test checks vFW lifecycle using the k8splugin.

    Issue-ID: MULTICLOUD-708

    Change-Id: I46d47e64562d75d8b1f7552fc073b1e59efa443e
    Signed-off-by: Ritu Sood <ritu.sood@intel.com>
    Co-authored-by: Konrad Bańka <k.banka@samsung.com>
  - Correct cni retrieval process from resource name

    Due to some minor issues, network resource name wasn't being
    parsed properly, thus failing removing ovn networks when
    deleting VNF instance.

    Issue-ID: MULTICLOUD-708

    Signed-off-by: Konrad Bańka <k.banka@samsung.com>
    Change-Id: I14d8eb6b82d0ee74b266272fd8a842b45e6c2b40

diff --git a/docs/submodules/multicloud/k8s.git b/docs/submodules/multicloud/k8s.git
index 4798f0f..7c4eb36 160000 (submodule)
--- a/docs/submodules/multicloud/k8s.git
+++ b/docs/submodules/multicloud/k8s.git
@@ -1 +1 @@
-Subproject commit 4798f0f660de48e43e79626685e8b28bac7f2615
+Subproject commit 7c4eb36248331166a6fc3e57fb304a8113edc175