Update git submodules

* Update docs/submodules/sdnc/oam.git from branch 'master'
  to 8099c4a748356dd67a3fddddc340950439575ad8
  - Merge "Add Ansible playbook for PNF software rollback"
  - Add Ansible playbook for PNF software rollback
    
    Change-Id: I1fd8f17954a2908207d2d7404a932a4dbd3c9ec1
    Issue-ID: SDNC-671
    Signed-off-by: Enbo Wang <wangenbo@huawei.com>
    
1 file changed