Update git submodules

* Update docs/submodules/vfc/nfvo/lcm.git from branch 'master'
  to 0991683540a3b73904cbd47b31863a241ee61121
  - Merge "add NS instantiation usecase"
  - add NS instantiation usecase
    
    add NS instantiation usecase
    
    Change-Id: I49625668d93040ab75952a5976fa247f3bf15a83
    Issue-ID: VFC-1211
    Signed-off-by: maopengzhang <zhang.maopeng1@zte.com.cn>
    
1 file changed