Update git submodules

* Update docs/submodules/integration.git from branch 'master'
  to 008f9e82481a36b2ed29bb7e1aa770378eca1619
  - Add docs for PNF Software upgrade
    
    It contains documentation for two sub-scenarios of PNF Software upgrade,
    enhancement on PNF SW upgrade using ansible and with netconf/yang interface with EM.
    
    Issue-ID: INT-1209
    
    Signed-off-by: wangyaoguang <sunshine.wang@huawei.com>
    Change-Id: I6e1ad2464d9f0d607d5f7f14d8fb1c51afc90814
    
1 file changed