Update git submodules

* Update docs/submodules/vfc/nfvo/lcm.git from branch 'master'
  to 7b17df4af2e605360acde7ab05336ca017906646
  - add occurrence api in lcm
    
    Change-Id: I637a22ee9a19d6335f8e4d906f5df60f610d237b
    Signed-off-by: yangyan <yangyanyj@chinamobile.com>
    Issue-ID: VFC-1262
    
1 file changed