Update git submodules

* Update docs/submodules/vfc/nfvo/lcm.git from branch 'master'
  to 531976ab0537e54c59eb6b443941dea5b2c83cb0
  - fix docker file
    
    Change-Id: Ic818ac74a2f040ae8d5c9afca24886bfe4925c48
    Issue-ID: VFC-1386
    Signed-off-by: tianxing <15210838572@139.com>
    
1 file changed