Update git submodules

* Update docs/submodules/integration.git from branch 'master'
  to 4d483605bc6ba57349eed01d10ebcbc90b2bce31
  - Add rancher_vm_private_ip output for heat template
    
    Issue-ID: INT-1055
    Signed-off-by: Gary Wu <gary.wu@futurewei.com>
    Change-Id: If35a35c3435a9c0796e7784b095c84c5c31c46b9
    
1 file changed