Update git submodules

* Update docs/submodules/vfc/nfvo/lcm.git from branch 'master'
  to 21cc2c63ba04dc1a00233e7ed6ae47e1a974c795
  - add more docutment in lcm
    
    Change-Id: Iba68f049d7e02f533593403980fe7fcbce1cd592
    Issue-ID: VFC-1337
    Signed-off-by: liuyuan <liuyuanyjy@chinamobile.com>
    
1 file changed