Update git submodules

* Update docs/submodules/integration.git from branch 'master'
  to 8ca85385e306747c3a0347bc22d2aaed714d57c2
  - Specify ssh key when copying kubeconfig file
    
    Change-Id: Icb5b0abef6723c14812771ddb9ad3c2a0ab96518
    Issue-ID: INT-1075
    Signed-off-by: Gary Wu <gary.i.wu@huawei.com>
    
1 file changed