Update git submodules

* Update docs/submodules/multicloud/k8s.git from branch 'master'
  to b5e4a8178fce6ab9d60f1c4e2cd9ec53cbd5d2f8
  - Add support for Network Operator
    
    ovn4nfvk8s plugin now uses operator sdk
    and controller runtime. It now includes
    support for Network operator. This patch
    includes changes needed in KUD for that.
    
    Signed-off-by: Ritu Sood <ritu.sood@intel.com>
    Issue-ID: MULTICLOUD-684
    Change-Id: I63dc971e257067c69c70a8996eaffd1a9d8a4c2c
    
1 file changed