Update git submodules

* Update docs/submodules/vfc/nfvo/lcm.git from branch 'master'
  to e21d3e267140135cc7124a7cfce336e55a2d44b9
  - resolve python2->python3 issues
    
    change base64 code
    
    Change-Id: I092efe7d586297a6389150b72c2f80fced1f7a2f
    Issue-ID: VFC-1429
    Signed-off-by: maopengzhang <zhang.maopeng1@zte.com.cn>
    
1 file changed